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Balasch J, López-Soto A, Font J, Puerto B.Balasch J, et al. Among authors: puerto b.Eur J Obstet Gynecol Reprod Biol. 1991 Oct 8;41(3):237-41. doi: 10.1016/0028-2243(91)90030-o.Eur J Obstet Gynecol Reprod Biol. 1991.PMID: 1936507
Carmona F, Font J, Azulay M, Creus M, Fábregues F, Cervera R, Puerto B, Balasch J.Carmona F, et al. Among authors: puerto b.Am J Reprod Immunol. 2001 Oct;46(4):274-9. doi: 10.1034/j.1600-0897.2001.d01-13.x.Am J Reprod Immunol. 2001.PMID: 11642676