TY - BOOK AU - Barkin,Jamie S. AU - O'Phelan,Cesar A. TI - Advanced therapeutic endoscopy SN - 0781701554 PY - 1994/// CY - New York PB - Raven Press KW - Digestive system diseases KW - Therapy KW - Digestive system neoplasms KW - Endoscopy, Digestive system KW - Methods ER -