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Martinez AR, van Hooff MH, Schoute E, van der Meer M, Broekmans FJ, Hompes PG.Martinez AR, et al. Among authors: broekmans fj.Eur J Obstet Gynecol Reprod Biol. 1992 Nov 19;47(2):121-7. doi: 10.1016/0028-2243(92)90041-v.Eur J Obstet Gynecol Reprod Biol. 1992.PMID: 1459325