1. Michael L. Kochman, MD, FACP Professor of Medicine Co-Director, Gastrointestinal Oncology Gastroenterology Division University of Pennsylvania Philadelphia, Pennsylvania…
Front.qxd 4/29/2005 8:50 AM Page i Front.qxd 4/29/2005 8:50 AM Page ii Michael L. Kochman, MD, FACP Professor of Medicine Co-Director, Gastrointestinal Oncology Gastroenterology…