181655009: gehele oppervlakkige pees van flexor van digitus II van hand (lichaamsstructuur)

SNOMED CT Concept\Body structure\Anatomical or acquired body structure (body structure)\Anatomical structure\...

\Body system structure\Structure of musculoskeletal system (body structure)\...

\Structure of regional musculoskeletal system (body structure)\Musculoskeletal structure of limb\Musculoskeletal structure of upper limb\...

\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of tendon within index finger (body structure)\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of muscle and/or tendon within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Entire tendon within finger (body structure)\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of tendon within index finger (body structure)\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Entire tendon within finger (body structure)\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon and/or tendon sheath within finger (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon and/or tendon sheath within finger (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon and/or tendon sheath within finger (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon and/or tendon sheath within finger (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon and/or tendon sheath within finger (body structure)\Structure of tendon within finger (body structure)\Structure of tendon within index finger (body structure)\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Musculoskeletal structure of hand\Structure of tendon and/or tendon sheath within hand (body structure)\Structure of tendon and/or tendon sheath within finger (body structure)\Structure of tendon within finger (body structure)\Entire tendon within finger (body structure)\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger

\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Entire flexor tendon within upper limb\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of tendon within index finger (body structure)\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Entire tendon within finger (body structure)\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger

\Skeletal muscle system structure\Skeletal muscle and/or tendon structure\Tendon structure\...

\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Entire flexor tendon within upper limb\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Structure of tendon within index finger (body structure)\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of tendon within upper limb\Structure of tendon within wrist and/or hand (body structure)\Structure of tendon within hand (body structure)\Structure of tendon within finger (body structure)\Entire tendon within finger (body structure)\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger

\Structure of flexor tendon\Structure of flexor tendon within upper limb\Entire flexor tendon within upper limb\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of flexor tendon\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of flexor tendon\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of superficial flexor tendon within finger (body structure)\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of flexor tendon\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of flexor tendon\Structure of flexor tendon within upper limb\Structure of flexor tendon within hand (body structure)\Structure of flexor tendon within digit of hand\Structure of flexor tendon within finger\Structure of flexor tendon within index finger\Structure of superficial flexor tendon within index finger (body structure)\Entire superficial flexor tendon within index finger
\Structure of flexor tendon\Entire flexor tendon\Entire flexor tendon within upper limb\Entire flexor tendon within finger\Entire superficial flexor tendon within finger (body structure)\Entire superficial flexor tendon within index finger

Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module

280820018 Entire superficial flexor tendon of index finger en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

3327101019 Entire flexor digitorum superficialis to index en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

4953683018 Entire superficial flexor tendon within index finger en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

4953684012 Entire superficial flexor tendon within index finger (body structure) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

7461471000146116 gehele oppervlakkige flexorpees van index nl Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Netherlands NRC maintained module (core metadata concept)

11604071000146114 gehele oppervlakkige pees van flexor van digitus II van hand nl Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT Netherlands NRC maintained module (core metadata concept)

11604081000146111 gehele oppervlakkige pees van flexor van digitus II van hand (lichaamsstructuur) nl Fully specified name Active Only initial character case insensitive (core metadata concept) SNOMED CT Netherlands NRC maintained module (core metadata concept)

11604101000146118 gehele oppervlakkige pees van flexor van digitus secundus manus nl Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Netherlands NRC maintained module (core metadata concept)

11604121000146114 gehele oppervlakkige pees van flexor van digitus manus II nl Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT Netherlands NRC maintained module (core metadata concept)

11610921000146117 gehele oppervlakkige buigpees van wijsvinger nl Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Netherlands NRC maintained module (core metadata concept)

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Entire superficial flexor tendon within index finger	Is a	Entire superficial flexor tendon within finger (body structure)	true	Inferred relationship	Some
Entire superficial flexor tendon within index finger	Is a	Structure of superficial flexor tendon within index finger (body structure)	true	Inferred relationship	Some
Entire superficial flexor tendon within index finger	Part of	Entire finger	false	Additional relationship	Some
Entire superficial flexor tendon within index finger	Part of	Entire tendon and tendon sheath	false	Additional relationship	Some
Entire superficial flexor tendon within index finger	Laterality	Side	true	Inferred relationship	Some

Inbound Relationships

Type

Active

Source

Characteristic

Refinability

Group

Reference Sets

Lateralizable body structure reference set (foundation metadata concept)