1. Division of Otolaryngology–Head and Neck Surgery, Department of Surgery, University of California San Diego, San Diego, California, USA
2. Department of Otolaryngology and Communication Sciences, Medical College of Wisconsin, Milwaukee, Wisconsin, USA
3. Division of Head and Neck Oncology and Reconstruction, Department of Otolaryngology and Communication Sciences, Medical College of Wisconsin, Milwaukee, Wisconsin, USA
4. Department of Otolaryngology–Head and Neck Surgery, Moi Teaching and Referral Hospital, Eldoret, Kenya
5. School of Medicine, Moi Teaching and Referral Hospital, Eldoret, Kenya
6. Department of Surgery, Indiana University School of Medicine, Indianapolis, Indiana, USA
7. Department of Otolaryngology–Head and Neck Surgery, Ukiah Valley Medical Center, Ukiah, California, USA