From the Center for Interdisciplinary Cardiovascular Sciences, Harvard Medical School, Cardiovascular Division, Department of Medicine, Brigham and Women’s Hospital, Boston, Massachusetts (H.I.); Department of Cardiovascular Medicine, The University of Tokyo Graduate School of Medicine, Bunkyo, Tokyo, Japan (H.I., I.M., R.N.); and Jichi Medical University, Yakushiji, Shimotsuke-shi, Tochigi Prefecture, Japan (R.N.). (2013-06-07時点)
