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 |
| Oak | Is a | Family Fagaceae (organism) | true | Inferred relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Poison oak | Is a | False | Oak | Inferred relationship | Some | |
| Quercus stellata | Is a | True | Oak | Inferred relationship | Some | |
| Quercus havardii | Is a | True | Oak | Inferred relationship | Some | |
| Quercus occidentalis | Is a | True | Oak | Inferred relationship | Some | |
| Quercus suber | Is a | True | Oak | Inferred relationship | Some | |
| Black oak | Is a | True | Oak | Inferred relationship | Some | |
| Quercus rubra | Is a | True | Oak | Inferred relationship | Some | |
| Quercus robur | Is a | True | Oak | Inferred relationship | Some | |
| Quercus poisoning (disorder) | Causative agent | True | Oak | Inferred relationship | Some | 1 |
Reference Sets