Endosonography / [edited by] Robert H. Hawes, MD, Florida Hospital Institute for Minimally Invasive Therapy, Professor of Internal Medicine, University of Central Florida College of Medicine, Orlando, Florida, Paul Fockens, MD, PhD, Professor and Chairman, Department of Gastroenterology and Hepatology, Academic Medical Center, University of Amsterdam, The Netherlands, Shyam Varadarajulu, Medical Director, Florida Hospital Center for Interventional Endoscopy, Professor of Internal Medicine, University of Central Florida College of Medicine, Orlando, Florida.