783291009: Cultured graft of skin to skin of head (procedure)

SNOMED CT Concept\Procedure\...

\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Procedure on skin of head\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on head AND/OR neck\Procedure on head\Procedure on skin of head\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on head AND/OR neck\Procedure on head\Operative procedure on head\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on head AND/OR neck\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body region (procedure)\Procedure on head AND/OR neck\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\introduction d'une substance par une localisation corporelle\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\introduction d'une substance par une localisation corporelle\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Procedure on skin of head\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on soft tissue\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on organ\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on organ\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on organ\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on organ\Procedure on skin\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on organ\Procedure on skin\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on organ\Procedure on skin\Procedure on skin of head\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Procedure on skin and/or subcutaneous tissue (procedure)\Procedure on skin\Procedure on skin of head\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la localisation\Procedure on body system\Procedure on integumentary system\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)

\intervention selon la méthode\Surgical procedure (procedure)\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Surgical procedure on soft tissue (procedure)\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Grafting procedure\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Grafting procedure\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Grafting procedure\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Operative procedure on integumentary system\Surgical procedure on skin and/or subcutaneous tissue (procedure)\Operation on skin (procedure)\Operative procedure on skin of head AND/OR neck\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Surgical procedure (procedure)\Operative procedure on head\Operation on skin of head\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Introduction procedure (procedure)\Implantation procedure (procedure)\Grafting procedure\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Introduction procedure (procedure)\Implantation procedure (procedure)\Grafting procedure\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Introduction procedure (procedure)\Implantation procedure (procedure)\Grafting procedure\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Introduction procedure (procedure)\Insertion procedure (procedure)\Grafting procedure\Grafting to skin\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Introduction procedure (procedure)\Insertion procedure (procedure)\Grafting procedure\Grafting to skin\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Introduction procedure (procedure)\Insertion procedure (procedure)\Grafting procedure\Grafting to skin\Grafting to skin of head and/or neck\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Introduction procedure (procedure)\introduction d'une substance par une localisation corporelle\Graft of skin to skin\Bioengineered graft of skin to skin\Cultured graft of skin to skin\Cultured graft of skin to skin of head (procedure)
\intervention selon la méthode\Introduction procedure (procedure)\introduction d'une substance par une localisation corporelle\Graft of skin to skin\Graft of skin to skin of head\Cultured graft of skin to skin of head (procedure)

Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2019. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module

3758448015 Cultured graft of skin to skin of head (procedure) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core

3758449011 Cultured graft of skin to skin of head en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Cultured graft of skin to skin of head (procedure)	Procedure site - Direct (attribute)	Skin structure of head	true	Inferred relationship	Some	1
Cultured graft of skin to skin of head (procedure)	substance utilisée (attribut)	Cultured graft of skin (substance)	true	Inferred relationship	Some	1
Cultured graft of skin to skin of head (procedure)	est un(e) (attribut)	Cultured graft of skin to skin	true	Inferred relationship	Some
Cultured graft of skin to skin of head (procedure)	est un(e) (attribut)	Graft of skin to skin of head	true	Inferred relationship	Some
Cultured graft of skin to skin of head (procedure)	méthode (attribut)	Grafting - action	true	Inferred relationship	Some	1

Inbound Relationships

Type

Active

Source

Characteristic

Refinability

Group

Reference Sets

Service and/or activities performed or intended to be performed for the client reference set (foundation metadata concept)

Operating room procedures performed reference set (foundation metadata concept)