1. From the Department of Medicine, Divisions of Cardiology and Geriatrics, Center for the Study of Aging and Human Development, Duke University Medical Center and the Geriatric Research, Education, and Clinical Center, Veterans Affairs Medical Center, Durham, NC. Dr Beere is now at Merck, Bluebell, Pa, and Dr Kitzman is at the Bowman Gray School of Medicine, Winston-Salem, NC.