[1] Services Effectiveness Research Program, Department of Psychiatry and Behavioral Science, Duke University School of Medicine, Durham, NC
[2] Department of Medical Psychology, Services Effectiveness Research Program, Duke University School of Medicine, Durham, NC
[3] Centers for Mental Healthcare Research, Department of Psychiatry, University of Arkansas for Medical Sciences, Little Rock, AR
[4] Center for Applied Research and Evaluation (CARE), University of Arkansas for Medical Sciences, Little Rock, AR
[5] Services Effectiveness Research Program, Box 3454 DUMC, Durham