1. Department of Otolaryngology – Head and Neck Surgery, Beckman Laser Institute and Medical Clinic, Irvine, California, USA.
2. Department of Otolaryngology – Head and Neck Surgery, University of California – Irvine Medical Center, Orange, California, USA.
3. Department of Biomedical Engineering, Henry Samueli School of Engineering, Irvine, California, USA.