1. Department of Otolaryngology, San Antonio Uniformed Services Health Education Consortium, Uniformed Services University of the Health Sciences, Bethesda, Maryland;
2. Department of Otology and Laryngology and
3. Voice and Speech Laboratory, Massachusetts Eye and Ear Infirmary, Harvard Medical School, Boston, Massachusetts; and
4. Departments of Pediatrics and
5. Psychiatry, Massachusetts General Hospital for Children, Boston, Massachusetts