1. Arkansas Children’s Hospital, Little Rock (E.S., A.Q., S.M., L.A., M.S.R.).
2. Pediatric Cardiology (E.S., A.Q., S.M., L.A., M.S.R.), University of Arkansas for Medical Sciences, Little Rock.
3. Pediatric Radiology (S.M., L.A., M.S.R.), University of Arkansas for Medical Sciences, Little Rock.