1. From the Department of Pediatrics, Division of
Nursing, Division of Pediatric Critical Care
Medicine, and Department of Health Evaluation
Sciences and the Department of Radiology,
Division of Pediatric Radiology, Penn State Children's Hospital, Penn State
University College of Medicine, Hershey, Pennsylvania; and the
Department of Pediatrics, Division of Critical
Care Medicine, West Virginia University Hospital, Morgantown, West
Virginia