Affiliation: | 1. Department of Internal Medicine, Graduate School, Yonsei University College of Medicine, , Seoul, Korea;2. Department of Internal Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, , Seoul, Korea;3. Cardiovascular Genome Center, Yonsei University College of Medicine, , Seoul, Korea;4. Yonsei Cardiovascular Research Institute, Yonsei University College of Medicine, , Seoul, Korea;5. Department of Biostatistics, Yonsei University College of Medicine, , Seoul, Korea;6. Bioinformatics, DNA Link Inc., , Seoul, Korea;7. Department of Internal Medicine and Institute of Gastroenterology, Yonsei University College of Medicine, , Seoul, Korea;8. Brain Korea 21 Project for Medical Science, Yonsei University College of Medicine, , Seoul, Korea |