1. University of Louisville, School of Medicine, Department of Pediatrics, Child and Adolescent Health Research Design and Support (CAHRDS), Louisville, Kentucky.
2. University of Louisville, School of Public Health and Information Sciences, Department of Health Management and Systems Sciences, Louisville, Kentucky.
3. University of Louisville, School of Medicine, Department of Pediatrics, Child and Adolescent Health Research Design and Support (CAHRDS), Louisville, Kentucky, and Kentucky Cabinet for Health and Family Services, Department of Medicaid Services, Frankfort.