1. Department of Internal Medicine, Graduate School of Medical Science, Brain Korea 21 Project, Yonsei University College of Medicine, Seoul, South Korea
2. CONNECT-AI Research Center, Yonsei University College of Medicine, Seoul, South Korea
3. School of Electrical Engineering, Kookmin University, Seoul, South Korea
4. Division of Computer Engineering, Hankuk University of Foreign Studies, Yongin-si, South Korea