Department of Otolaryngology-Head and Neck Surgery;
Okayama University Graduate School of Medicine;
Dentistry and Pharmaceutical Sciences;
Okayama 700-8558;
Japan;
Department of Otolaryngology-Head and Neck Surgery;
Okayama University Graduate School of Medicine;
Dentistry and Pharmaceutical Sciences;
Okayama 700-8558;
Japan;
Department of Otolaryngology-Head and Neck Surgery;
Okayama University Graduate School of Medicine;
Dentistry and Pharmaceutical Sciences;
Okayama 700-8558;
Japan;