Status: current, Not sufficiently defined by necessary conditions definition status. Date: 31-Jan 2002. Module: SNOMED CT core module
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Non-rapid eye movement sleep, function | Is a | Sleep, function | true | Inferred relationship | Existential restriction modifier | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
This concept is not in any reference sets