1. Department of Otolaryngology-Head and Neck Surgery, School of Medicine, University of California, La Jolla, San Diego, CA 92093, USA
2. Department of Plastic Surgery, School of Medicine, Tokai University, Isehara 259-1193, Kanagawa, Japan
3. Department of Orthopaedic Surgery, School of Medicine, University of California, La Jolla, San Diego, CA 92093, USA
4. Department of Orthopaedic Surgery, School of Medicine, Tokai University, Isehara 259-1193, Kanagawa, Japan