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Theodorakis GN, Kremastinos DT, Markianos M, Livanis E, Karavolias G, Toutouzas PK.Theodorakis GN, et al. Among authors: kremastinos dt.Eur Heart J. 1992 Nov;13(11):1477-81. doi: 10.1093/oxfordjournals.eurheartj.a060089.Eur Heart J. 1992.PMID: 1334465Clinical Trial.