1. Dr. Soria Saucedo, Dr. Liu, Dr. Hincapie-Castillo, and Dr. Winterstein are with the Department of Pharmaceutical Outcomes and Policy, and Dr. Bussing is with the Department of Psychiatry, University of Florida, Gainesville. Dr. Winterstein is also with the Department of Epidemiology, University of Florida, Gainesville. Dr. Zambrano is with the Department of U.S. Medical Affairs, Merck and Company, Inc., Philadelphia.