RxNORM
Cardiovascular Disease Ontology
Source
http://purl.bioontology.org/ontology/STY/T071
http://purl.obolibrary.org/obo/BFO_0000001
LOOM
http://purl.bioontology.org/ontology/STY/T017
http://purl.obolibrary.org/obo/FMA_67135
LOOM