1. Department of Otolaryngology–Head and Neck Surgery, University of Illinois Hospital and Health Sciences System, Chicago
2. Division of Otolaryngology–Head and Neck Surgery, Nemours Children’s Hospital, Orlando, Florida
3. Department of Pediatric Audiology, Ann & Robert H. Lurie Children’s Hospital of Chicago, Chicago, Illinois
4. Division of Pediatric Otolaryngology–Head and Neck Surgery, Ann & Robert H. Lurie Children’s Hospital of Chicago, Chicago, Illinois
5. Department of Otolaryngology–Head and Neck Surgery, Northwestern University Feinberg School of Medicine, Chicago, Illinois