Raskin, Jeffrey B. Colonoscopy : principles and techniques / by Jeffrey B. Raskin, H. Juergen Nord - New York : Igaku-Shoin, 1995 - 361 p. : ill. ; 25 cm. ISBN: 0896402770 RM237.98 LCCN: 95-003481 Subjects--Topical Terms: Colonoscopy--Methods