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Pérez-Ruiz A, Montes R, Velasco F, López-Pedrera C, Antonio Páramo J, Orbe J, Hermida J, Rocha E.Pérez-Ruiz A, et al.Thromb Haemost. 2002 Dec;88(6):1060-5.Thromb Haemost. 2002.PMID: 12529760Free article.