Hering Detlef, Faber Lothar, Horstkotte Dieter
Department of Cardiology, Heart Center North Rhine-Westphalia, Ruhr University-Bad Oeynhausen, Georgstrasse 11, 32545 Bad Oeynhausen, Germany.
Am J Cardiol. 2003 Jul 15;92(2):226-30. doi: 10.1016/s0002-9149(03)00546-0.