1. Division of Pharmaceutical Outcomes and Policy, University of North Carolina at Chapel Hill (UNC) Eshelman School of Pharmacy, Chapel Hill (Thomas, Annis, Davis, Hughes); UNC Cecil G. Sheps Center for Health Services Research, Chapel Hill (Thomas, Hughes); Departments of Pediatrics (deJong, Christian) and Psychiatry (Christian), UNC School of Medicine, Chapel Hill; Parent Advisory Group, UNC Eshelman School of Pharmacy, Chapel Hill (B. A. Prichard, J. R. Prichard, Allen, Gettinger, Morris, Eaker).