1. Division of Pediatric Otolaryngology, Children's Hospital of Pittsburgh of University of Pittsburgh Medical Center, and Department of Otolaryngology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
2. Department of Plastic Surgery, Children's Hospital of Pittsburgh of the University of Pittsburgh Medical Center and the University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
3. University of Pittsburgh, Pittsburgh, Pennsylvania.
4. Department of Otolaryngology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
5. University of Pittsburgh, Pittsburgh, Pennsylvania, and Certified Registered Nurse Practitioner, Division of Pediatric Otolaryngology, Children's Hospital of Pittsburgh of the University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania.