Endoscopy by nonphysicians.
Gossman
Elaine R
ER
Department of Gastroenterology, Kaiser Permanente, Portland, Oregon 97015, USA. elaine.r.gossman@kp.org
D000488:Allied Health Personnel; D016099:Endoscopy, Gastrointestinal; D006801:Humans; D010564:Personnel, Hospital / Q000592:standards