From the Department of Cardiovascular Medicine (T.D., T. Makiyama, Y.H., K.T., S.O., T.K.) and Center for Medical Education (T. Morimoto), Kyoto University, Graduate School of Medicine, Kyoto, Japan; Department of Cardiovascular Medicine, National Hospital Organization Kyoto Medical Center, Kyoto, Japan (M.A.); Takahashi Clinic for Pediatric Cardiology, Otsu, Japan (Y.T.); and Department of Cardiovascular and Respiratory Medicine, Shiga University of Medical Science, Otsu, Japan (M.H.).(2011-06時点)