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 | 
| Crayon | Is a | Writing and printing material | false | Inferred relationship | Some | ||
| Crayon | Is a | Industrial and household substance | true | Inferred relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Crayon causing toxic effect (disorder) | Causative agent | True | Crayon | Inferred relationship | Some | 1 | 
This concept is not in any reference sets