title: Endoscopic sphincterotomy using an isolated-tip needle-knife papillotome after Billroth II gastrectomy.
authors.affiliation: Department of Gastroenterology and Hepatology, Tokyo Medical University, Tokyo, Japan.
authors.forename: Ryosuke
authors.initials: R
authors.lastname: Tonozuka
authors.affiliation: Department of Gastroenterology and Hepatology, Tokyo Medical University, Tokyo, Japan.
authors.forename: Takao
authors.initials: T
authors.lastname: Itoi
authors.affiliation: Department of Gastroenterology and Hepatology, Tokyo Medical University, Tokyo, Japan.
authors.forename: Atsushi
authors.initials: A
authors.lastname: Sofuni
authors.affiliation: Department of Gastroenterology and Hepatology, Tokyo Medical University, Tokyo, Japan.
authors.forename: Takayoshi
authors.initials: T
authors.lastname: Tsuchiya
authors.affiliation: Department of Gastroenterology and Hepatology, Tokyo Medical University, Tokyo, Japan.
authors.forename: Kazuhiko
authors.initials: K
authors.lastname: Kasuya
mesh_terms: D000369:Aged, 80 and over; D002760:Cholangiopancreatography, Endoscopic Retrograde / Q000295:instrumentation / Q000379:methods; D042883:Choledocholithiasis / Q000601:surgery*; D005743:Gastrectomy; D005763:Gastroenterostomy; D006801:Humans; D008297:Male; D016717:Sphincterotomy, Endoscopic / Q000295:instrumentation* / Q000379:methods