Hriesik Claudia, Ramanathan Ramesh K, Hughes Steven J
Department of Surgery, Division of Surgical Oncology, University of Pittsburgh School of Medicine, and University of Pittsburgh Cancer Institute, Pittsburgh, PA 15261, USA
J Am Coll Surg. 2007 Sep;205(3):468-78 (Quiz 524). doi: 10.1016/j.jamcollsurg.2007.04.032. Epub 2007 Aug 1.