1. University of Washington School of Medicine, Seattle WA;
2. Department of Ophthalmology, University of Washington, Seattle, WA;
3. Division of Ophthalmology, Seattle Children's Hospital, Seattle, WA;
4. Tozer Eye Center, Scottsdale, AZ;
5. Division of Pediatric Otolaryngology, Seattle Children's Hospital, Seattle, WA;
6. Department of Otolaryngology, University of Washington, Seattle, WA;
7. Division of Craniofacial Medicine, Seattle Children's Hospital, Seattle, WA; and
8. Department of Pediatrics, University of Washington, Seattle, WA.