Catt, J W Short-term corticosteroid treatment does not improve implantation for embryos derived from subzonal insertion of sperm. [electronic resource] - Fertility and sterility Mar 1994 - 565-6 p. digital Publication Type: Clinical Trial; Controlled Clinical Trial; Journal Article ISSN: 0015-0282 Standard No.: 10.1016/s0015-0282(16)56597-2 doi Subjects--Topical Terms: Embryo ImplantationEmbryo Transfer--methodsFemaleHumansMaleMethylprednisolone--administration & dosageRetrospective StudiesTime FactorsZona Pellucida