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Gressin V, Louvard Y, Gorgels AP, Pezzano M, Lardoux H.Gressin V, et al. Among authors: gorgels ap.Arch Mal Coeur Vaiss. 1993 Jul;86 Spec No 4:69-77.Arch Mal Coeur Vaiss. 1993.PMID: 8304816French.