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 |
| 407177016 | Time periods | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core |
| 664603011 | Time periods (qualifier value) | en | Fully specified name | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core |
| 150991000052112 | tidsperioder | sv | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT Sweden NRC maintained module (core metadata concept) |
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values |
| Time periods | Is a | Durations | true | Inferred relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Duration of freeze | Is a | True | Time periods | Inferred relationship | Some | |
| Exercise time | Is a | True | Time periods | Inferred relationship | Some | |
| Period of collection | Is a | True | Time periods | Inferred relationship | Some | |
| Duration of therapy | Is a | True | Time periods | Inferred relationship | Some | |
| Half-life of radiopharmaceutical | Is a | True | Time periods | Inferred relationship | Some | |
| Definite time | Is a | True | Time periods | Inferred relationship | Some | |
| Unlimited time | Is a | True | Time periods | Inferred relationship | Some | |
| Indefinite time | Is a | True | Time periods | Inferred relationship | Some |
This concept is not in any reference sets