1. Division of Head and Neck Surgery, Department of Otolaryngology; Stanford University School of Medicine; Stanford California
2. Department of Medicine-Oncology; Stanford University School of Medicine; Stanford California
3. Department of Radiation Oncology-Radiation Therapy; Stanford University School of Medicine; Stanford California
4. Cancer Prevention Institute of California; Fremont California
5. Department of Health Research and Policy; Stanford University School of Medicine; Stanford California
6. Canary Center at Stanford for Cancer Early Detection; Stanford California
7. Stanford Cancer Institute; Stanford California