1. Department of Pediatrics, Section of Emergency Medicine, Baylor College of Medicine, The Children's Hospital of San Antonio, San Antonio, TX
2. Department of Pediatrics, Texas Tech Health Sciences Center, Lubbock, TX
3. Office of Student Affairs, Baylor College of Medicine, Houston, TX
4. Department of Pediatrics, Section of Emergency Medicine, Baylor College of Medicine, Texas Children’s Hospital, Houston, TX