1 Department of Human Computer Interaction and Robotics, University of Science and Technology, Daejeon, Republic of Korea; Korea Institute of Science and Technology, Seoul, Republic of Korea.
2 Department of Orthopedic Surgery, Kyungpook National University Hospital, Daegu, Republic of Korea.
3 Department of Orthopedic Surgery, Goodssen Hospital, Daegu, Republic of Korea.
4 Department of Hand Surgery, Ningbo No. 6 Hospital, Ningbo, China.
5 Department of Orthopedic Surgery, Asan Medical Center, University of Ulsan, Seoul, Republic of Korea. Electronic address: jeonchoi@gmail.com.