1. Department of Otolaryngology–Head & Neck Surgery, Loma Linda University Health, Loma Linda, California, USA
2. School of Medicine, Loma Linda University, Loma Linda, California, USA
3. Division of Otolaryngology–Head & Neck Surgery, Department of Surgery, University of British Columbia, Vancouver, British Columbia, Canada
4. Section of Otolaryngology–Head & Neck Surgery, Department of Surgery, University of Calgary, Calgary, Alberta, Canada
5. University Libraries, Loma Linda University, Loma Linda, California, USA