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Corell A, Martin-Villa JM, Morales P, de Juan MD, Vicario JL, Martínez-Laso J, Varela P, Arnaiz-Villena A.Corell A, et al.Int J Cancer Suppl. 1991;6:26-9. doi: 10.1002/ijc.2910470708.Int J Cancer Suppl. 1991.PMID: 1676702