TY - GEN AU - Schuman,B M TI - Preliminary experience with endoscopic papillotomy SN - 0018-0416 PY - 1981///1014 KW - Aged KW - Ampulla of Vater KW - surgery KW - Cholecystectomy KW - adverse effects KW - Endoscopes KW - Endoscopy KW - methods KW - Gallstones KW - Humans KW - Middle Aged N1 - Publication Type: Journal Article ER -