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Miranda Chávez I, Espínola Zavaleta N, Muñoz Castellanos L, de Micheli A, Buendía Hernnández A, Zamora González C.Miranda Chávez I, et al.Arch Cardiol Mex. 2007 Oct-Dec;77(4):349-53.Arch Cardiol Mex. 2007.PMID: 18361081Spanish.