1. Department of Head and Neck Surgery Kaiser Permanente Oakland Medical Center 3600 Broadway Oakland California 94611 USA
2. Beckman Laser Institute University of California 1002 Health Sciences Rd Irvine California 92612 USA
3. Department of Otolaryngology ‐ Head and Neck Surgery, School of Medicine University of California ‐ Irvine 101 The City Dr S Orange California 92868 USA
4. Department of Biomedical Engineering University of California - Irvine 402 E Peltason Dr California 92612 USA