1. Department of Otolaryngology/Head and Neck Surgery; University of North Carolina School of Medicine; Chapel Hill North Carolina
2. Otolaryngology and Communication Sciences; Medical College of Wisconsin; Milwaukee Wisconsin
3. Medical College of Wisconsin; Biotechnology and Bioengineering Center; Milwaukee Wisconsin
4. Otolaryngology-Head and Neck Surgery; Duke University Medical Center; Durham North Carolina
5. Beckman Laser Institute; University of California; Irvine California
6. Otolaryngology-Head and Neck Surgery; University of California; Irvine California