Dirnfeld, M Shortened exposure of oocytes to spermatozoa improves in-vitro fertilization outcome: a prospective, randomized, controlled study. [electronic resource] - Human reproduction (Oxford, England) Oct 1999 - 2562-4 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0268-1161 Standard No.: 10.1093/humrep/14.10.2562 doi Subjects--Topical Terms: AdultEmbryo ImplantationFemaleFertilization in VitroHumansMaleOocytes--cytologyPregnancyPregnancy RateProspective StudiesSperm-Ovum InteractionsTime FactorsTreatment Outcome