1 Biomedical Research Institute, Pusan National University Hospital, Busan 49241, the Republic of Korea.
2 Yonsei University College of Nursing, Mo-Im Kim Nursing Research Institute, Seoul 03722, the Republic of Korea.
3 Pusan National University Medical Research Institute, Pusan National University School of Medicine, Pusan National University, Yangsan 50612, the Republic of Korea.
4 Department of Life Science in Dentistry, School of Dentistry, Pusan National University, Yangsan 50612, the Republic of Korea.
5 Department of Otorhinolaryngology-Head and Neck Surgery, Pusan National University School of Medicine, Pusan National University, Busan 49241, the Republic of Korea.
6 College of Nursing, Pusan National University, Yangsan 50612, the Republic of Korea.
7 Biomedical Research Institute, Pusan National University Hospital, Busan 49241, the Republic of Korea; Department of Otorhinolaryngology-Head and Neck Surgery, Pusan National University School of Medicine, Pusan National University, Busan 49241, the Republic of Korea.
8 Department of Nuclear Medicine and Biomedical Research Institute, Pusan National University Hospital, Busan 49241 and School of Medicine, Pusan National University, Yangsan 50612, Republic of Korea. Electronic address: nmpnuh@gmail.com.