1. Center for Medical Informatics, Seoul National University Bundang Hospital, Seongnam, Korea.
2. Department of Neurology, Seoul National University Bundang Hospital, Seongnam, Korea.
3. Department of Thoracic and Cardiovascular Surgery, Seoul National University Bundang Hospital, Seongnam, Korea.
4. Department of Conservative Dentistry, Seoul National University Bundang Hospital, Seongnam, Korea.
5. Department of Otorhinolaryngology, Seoul National University Bundang Hospital, Seongnam, Korea.
6. Department of Plastic and Reconstructive Surgery, Seoul National University Bundang Hospital, Seongnam, Korea.