1. From the Department of Medicine, College of Physicians and Surgeons of Columbia University, New York, New York (A.T., C.W.); the National Heart, Lung, and Blood Institute, National Institute of Health, Bethesda, Maryland (D.A.B., M.W.). The participants of the working group are: Alan Tall, MD (Chair), Department of Medicine, College of Physicians & Surgeons of Columbia University, New York, NY 10032; John M. Dietschy, MD, University of Texas Health Science Center, Southwestern Medical School,...