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Sideris DA, Pappas S, Siongas K, Grekas G, Argyri-Greka O, Koundouris E, Foussas S.Sideris DA, et al. Among authors: pappas s.J Electrocardiol. 1995 Apr;28(2):147-52. doi: 10.1016/s0022-0736(05)80285-7.J Electrocardiol. 1995.PMID: 7616146