Sperm CountSemenSperm MotilityInfertility, MaleSperm HeadSemen AnalysisOligospermiaSpermatogenesisSpermatozoaTestisFertilitySperm CapacitationEpididymisEjaculationAzoospermiaAsthenozoospermiaWomenWomen's HealthLepidiumTestosteroneSperm-Ovum InteractionsPregnancySperm Injections, IntracytoplasmicFertilizationInsemination, Artificial, HomologousSperm MaturationContraceptive Agents, MaleGenitalia, MaleSemen PreservationFollicle Stimulating HormoneOrgan SizeLeukocyte CountSperm TransportSeminiferous TubulesInsemination, ArtificialReproductionVaricoceleVasectomyAcrosomeMEDLARSInfertilitySeminal Plasma ProteinsSperm MidpieceCD4 Lymphocyte CountLuteinizing HormonePlatelet CountPregnancy RateSexual AbstinenceInhibinsTime FactorsSperm BanksSeminal VesiclesChromosomes, Human, YGenital Diseases, MalePregnant WomenPaternal ExposureEnvironmental PollutantsBattered WomenZona PellucidaDenmarkSexual MaturationHydrocarbons, BrominatedCell CountBody WeightCross-Sectional StudiesBlood Cell CountHypogonadismLitter SizeSertoli CellsCryopreservationSeminiferous EpitheliumSexual Behavior, AnimalWomen's Health ServicesRetrospective StudiesTesticular NeoplasmsSex Hormone-Binding GlobulinWomen's RightsSperm WhaleReference ValuesCohort StudiesMaternal ExposureCryptorchidismFertilization in VitroPostmenopauseRegression AnalysisEstradiolSex FactorsPregnancy OutcomePrenatal Exposure Delayed EffectsWomen, WorkingHIV InfectionsAge FactorsMeiosisSpermatidsOvumDose-Response Relationship, DrugRisk Factors