1. Center for Medical Genetics, Keio University School of Medicine, Tokyo, Japan (H.S., K. Kosaki)
2. Department of Cardiology, Keio University School of Medicine, Tokyo, Japan (M.K., T.H., Y.K., S.I., S.G., K.F.)
3. Division of Cardiology, Second Department of Internal Medicine, Kyorin University School of Medicine, Tokyo, Japan (Y.A., T.S.)
4. Department of Diagnostic Radiology, Keio University School of Medicine, Tokyo, Japan (Y.Y.)
5. Department of Pathology, Kyorin University School of Medicine, Tokyo, Japan (T.C.)
6. Department of Molecular Pathology, Tokyo Medical University, Japan (K. Kanekura).
7. Department of Preventive Medicine and Public Health, Biostatistics Unit at Clinical and Translational Research Center, Keio University School of Medicine, Tokyo, Japan (Y.S.)