It's in the definition.
Ernst
Armin
A
Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA.
D001982:Bronchial Diseases / Q000175:diagnosis* / Q000628:therapy; D002357:Cartilage Diseases / Q000175:diagnosis* / Q000628:therapy; D006801:Humans; D009626:Terminology as Topic; D014133:Tracheal Diseases / Q000175:diagnosis* / Q000628:therapy