Bulky gastrinoma of the common bile duct: Unusual localization of extrapancreatic gastrinoma - case report - TARÇIN, Özlem; YAZICI, Dilek; İNCE, Ümit; DEYNELİ, Oğuzhan; SANCAK, Seda; AYDIN, Hasan; YAVUZ, Dilek; AKALIN, Sema (Turkish Journal of Gastroenterology, 2011)