1. Department of Surgery, Division of Otolaryngology–Head and Neck Surgery University of California San Diego California USA
2. University of California San Diego School of Medicine San Diego California USA
3. University of Illinois Chicago School of Medicine Chicago Illinois USA
4. Department of Otolaryngology Naval Medical Center San Diego San Diego California USA
5. Department of Emergency Medicine University of California San Diego California USA
6. Department of Surgery, Division of Plastic Surgery University of California San Diego California USA