1. Instructor in Pediatrics, Department of Pediatrics, Vanderbilt University School of Medicine, Monroe Carell Jr Children's Hospital at Vanderbilt, Nashville, TN.
2. Assistant Professor of Pediatrics, Department of Pediatrics , Vanderbilt University School of Medicine, Monroe Carell Jr Children's Hospital at Vanderbilt, Nashville, TN.
3. Departments of Pediatrics and Pharmacy, Vanderbilt University School of Medicine, Monroe Carell Jr Children's Hospital at Vanderbilt, Nashville, TN.