Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Biorhythm, function (observable entity) | est un(e) (attribut) | Biological function (observable entity) | false | Inferred relationship | Some | ||
| Biorhythm, function (observable entity) | est un(e) (attribut) | Physiological functions and activities (navigational concept) | false | Inferred relationship | Some | ||
| Biorhythm, function (observable entity) | est un(e) (attribut) | fonction | true | Inferred relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Circadian rhythm, function (observable entity) | est un(e) (attribut) | True | Biorhythm, function (observable entity) | Inferred relationship | Some | |
| Circaseptan biorhythm, function (observable entity) | est un(e) (attribut) | True | Biorhythm, function (observable entity) | Inferred relationship | Some | |
| Circatrigintan biorhythm, function (observable entity) | est un(e) (attribut) | True | Biorhythm, function (observable entity) | Inferred relationship | Some | |
| Circannual biorhythm, function (observable entity) | est un(e) (attribut) | True | Biorhythm, function (observable entity) | Inferred relationship | Some | |
| Infradian biorhythm | est un(e) (attribut) | True | Biorhythm, function (observable entity) | Inferred relationship | Some | 
This concept is not in any reference sets