Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
Benign tumor of frenum of upper lip | Is a | True | Benign neoplasm of frenum of lip | Inferred relationship | Existential restriction modifier | |
Benign tumor of frenum of lower lip | Is a | True | Benign neoplasm of frenum of lip | Inferred relationship | Existential restriction modifier |
This concept is not in any reference sets