1. Jun Ki Kim: Asan Institute for Life Sciences, Asan Medical Center, Department of Convergence Medicine, University of Ulsan College of Medicine, Seoul, Korea (Republic of) kim@amc.seoul.kr
2. Jeong Kon Kim: Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea (Republic of) kim.jeongkon@gmail.com
3. Chan-Gi Pack: Asan Institute for Life Sciences, Asan Medical Center, Department of Convergence Medicine, University of Ulsan College of Medicine, Seoul, Korea (Republic of) changipack@amc.seoul.kr
