Surgery On Call, Fourth Edition

McGraw-Hill authors represent the leading experts in their fields and are dedicated to improving the lives, careers, and interests of readers worldwide



Leonard G. Gomella, MD, FACS
The Bernard W. Goodwin, Jr., Professor,
Chairman, Department of Urology
Jefferson Medical College,
Thomas Jefferson University,
1015 Walnut Street, Room 1112
Philadelphia, PA 19107-5083
TEL: (215) 955-1702
e-mail: leonard.gomella@mail.tju.edu



McGraw-Hill authors represent the leading experts in their fields and are dedicated to improving the lives, careers, and interests of readers worldwide



Alan T. Lefor, MD, MPH, FACS Director, Division of Surgical Oncology Director, Surgical Education and Academic Affairs Cedars-Sinai Medical Center Associate Professor of Clinical Surgery University of California, Los Angeles Los Angeles, California Leonard G. Gomella, MD, FACS Chairman, Department of Urology Jefferson Medical College Thomas Jefferson University 1015 Walnut Street Philadelphia, PA 19107-5083 Eric A. Wiebke, MD, FACS Associate Professor Department of Surgery Indiana University Indianapolis, Indiana Douglas L. Fraker, MD, FACS Associate Professor of Surgery University of Pennsylvania Philadelphia, Pennsylvania