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Waktare JE, Hnatkova K, Sopher SM, Murgatroyd FD, Guo X, Camm AJ, Malik M.Waktare JE, et al. Among authors: sopher sm.Eur Heart J. 2001 Feb;22(4):333-9. doi: 10.1053/euhj.2000.2517.Eur Heart J. 2001.PMID: 11161952