Cryopreservation of human oligoasthenoteratozoospermis spermatozoa with polyvinylpyrrolidone von H. O. Hapon, O. V. Pavlovich

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Optimization of Thawing Regimen for Cryopreserved Human Sperm at Normoand Pathospermia von O. V. Pavlovych, O. B. Revenko, H. O. Hapon

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Ultrastructural Characteristics of Human Sperm After Cryopreservation with Polyvinylpyralidon by Vitrification von H. O. Hapon, O. V. Pavlovych, T. O. Yurchuk, M. V. Riepin, L. M. Marchenko

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