1. Dr. Hepner, Dr. Paddock, and Dr. Watkins are with the RAND Corporation, Santa Monica, California. Dr. Ounpraseuth and Ms. Schrader are with the Department of Biostatistics, Fay W. Boozman College of Public Health, and Dr. Hudson is with the Division of Health Services Research, all at the University of Arkansas for Medical Sciences, Little Rock. Dr. Ounpraseuth, Ms. Schrader, and Dr. Hudson are also with the U.S. Department of Veterans Affairs Center for Mental Healthcare and Outcomes Research, Central...