Infertility, MaleInfertility, FemaleInfertilitySignal TransductionFactor Analysis, StatisticalReproductive Techniques, AssistedMolecular Sequence DataBase SequenceRisk FactorsFallopian Tube DiseasesSpermatozoaQuestionnairesPromoter Regions, GeneticAzoospermiaTranscription FactorsFertilityFertilization in VitroPregnancyTranscription, GeneticOligospermiaSperm CountDNA-Binding ProteinsSpermatogenesisSperm MotilityEndometriosisVaricoceleHysterosalpingographySemenSemen AnalysisReproductive TechniquesPregnancy RateTestisClomipheneAsthenozoospermiaAnovulationSperm Injections, IntracytoplasmicOvulation InductionChromosomes, Human, YReproductive MedicineFertility Agents, FemaleInsemination, ArtificialPregnancy OutcomeEmbryo TransferMenInsemination, Artificial, HomologousSex Chromosome AberrationsFallopian TubesOvaryOrchitisFertilizationSeminal Plasma ProteinsUterine DiseasesSex Chromosome Disorders of Sex DevelopmentPelvic Inflammatory DiseaseEmbryo ImplantationY ChromosomeFallopian Tube Patency TestsTesticular DiseasesAbnormal KaryotypePrimary Ovarian InsufficiencyPolycystic Ovary SyndromeAndrologyFollicle Stimulating HormoneChlamydia InfectionsEndometriumFertility AgentsOvarian DiseasesChlamydia trachomatisEpididymisAbortion, SpontaneousOvulationOocytesPregnancy, MultipleAbortion, HabitualUterusSperm BanksTuberculosis, Female GenitalHypogonadismCase-Control StudiesHysteroscopyEjaculationBirth RateKlinefelter SyndromeGonadotropinsSertoli CellsReproductive BehaviorContraception, ImmunologicSocial AlienationTissue AdhesionsLive BirthCryopreservationSpermatidsVasovasostomySeminiferous TubulesCryptorchidismSperm-Ovum InteractionsMarriageMenstruation DisturbancesMenotropinsSperm Tail