Published on in Vol 7, No 3 (2019): March
1 Institute of Advanced Convergence Technology, Kyungpook National University, Daegu, Republic of Korea
2 Department of Creative IT Engineering, Pohang University of Science and Technology, Pohang, Republic of Korea
3 Medical Device Development Center, Daegu-Gyeongbuk Medical Innovation Foundation, Daegu, Republic of Korea
4 Research Laboratory, Green Optics CO, Cheongju, Republic of Korea
5 Research Lab., Hulust CO, Wonju, Republic of Korea
6 Department of Otorhinolaryngology, Korea University Medical College, Seoul, Republic of Korea
*these authors contributed equally