[Is the endoscopic papillectomy safe procedure in periampullary tumors?].
Jun
Dae Won
DW
Department of Internal Midicine, Hanyang University College of Medicine, Seoul, Korea.
Choi
Ho Soon
HS
D014670:Ampulla of Vater; D003138:Common Bile Duct Neoplasms / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D016717:Sphincterotomy, Endoscopic