OligospermiaInfertility, MaleAzoospermiaInfertilitySperm CountChromosomes, Human, YSpermatozoaSperm MotilitySemen AnalysisAsthenozoospermiaSemenMesteroloneSpermatogenesisReproductive Techniques, AssistedInfertility, FemaleSex Chromosome AberrationsSperm Injections, IntracytoplasmicTestisHydrocarbons, BrominatedReproductive TechniquesFertilization in VitroFertilityPregnancySocial MarginalizationSex Chromosome Disorders of Sex DevelopmentPregnancy RateHysterosalpingographyFamily CharacteristicsSequence Tagged SitesSeminal Plasma ProteinsInsemination, Artificial, HomologousEmbryo TransferOocyte DonationVaricoceleKlinefelter SyndromeCouples TherapyPregnancy OutcomeSexual Dysfunctions, PsychologicalChromosome AberrationsInsemination, ArtificialReproductive MedicineY ChromosomeChromosome DeletionTestosteroneAneuploidyPregnancy, MultipleAttitudeKaryotypingIn Situ Hybridization, FluorescenceCryopreservationOvulation InductionQuestionnairesOocytesSpousesProspective StudiesPolymerase Chain ReactionTime FactorsCohort StudiesPrevalenceMarriage