Kanda T, Umeyama S, Sasaki A, Nakazato Y, Morishita Y, Imai S, Suzuki T, Murata K
Second Department of Internal Medicine, Gunma University School of Medicine, College of Medical Care and Technology, Maebashi, Japan.
Am J Cardiol. 1994 Nov 1;74(9):965-7. doi: 10.1016/0002-9149(94)90601-7.