TY - CHAP M1 - Book, Section TI - Duodenal Tumors, Malignant A1 - Doherty, Gerard M. PY - 2010 T2 - Quick Answers Surgery AB - • Upper GI endoscopic or contrast radiographic evidence of duodenal tumor SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/10/10 UR - accesssurgery.mhmedical.com/content.aspx?aid=58109385 ER -