Sperm CountSemenSperm MotilityInfertility, MaleSperm HeadSemen AnalysisQuality of LifeOligospermiaSpermatogenesisSpermatozoaTestisFertilitySperm CapacitationEpididymisEjaculationAzoospermiaAsthenozoospermiaQuality ControlLepidiumQuality of Health CareSperm-Ovum InteractionsTestosteroneSperm Injections, IntracytoplasmicFertilizationInsemination, Artificial, HomologousSperm MaturationContraceptive Agents, MaleSemen PreservationGenitalia, MaleQuality Assurance, Health CareOrgan SizeSperm TransportLeukocyte CountSeminiferous TubulesInsemination, ArtificialFollicle Stimulating HormonePregnancyVaricoceleReproductionVasectomyAcrosomeMEDLARSQuality Indicators, Health CareSeminal Plasma ProteinsSperm MidpieceCD4 Lymphocyte CountInfertilityPlatelet CountLuteinizing HormoneSexual AbstinencePregnancy RateSperm BanksInhibinsSeminal VesiclesTime FactorsChromosomes, Human, YPaternal ExposureGenital Diseases, MaleEnvironmental PollutantsZona PellucidaQuality ImprovementSexual MaturationCell CountHydrocarbons, BrominatedDenmarkSexual Behavior, AnimalHypogonadismLitter SizeCryopreservationBlood Cell CountSertoli CellsWater QualitySeminiferous EpitheliumTesticular NeoplasmsSex Hormone-Binding GlobulinTotal Quality ManagementSperm WhaleBody WeightCryptorchidismQuestionnairesOvumFertilization in VitroMeiosisSpermatidsProspective StudiesFood QualityRetrospective StudiesCross-Sectional Studies