CryptorchidismHypospadiasOrchiopexyTestisTesticular HydroceleGenitalia, MaleUrogenital Surgical ProceduresHeptachlor EpoxideTesticular DiseasesLeydig CellsChlordanSeminiferous TubulesInfertility, MaleUrogenital AbnormalitiesOrganotin CompoundsTesticular NeoplasmsSperm CountDenmarkScrotumSpermatogenesisTestosteroneInfant, NewbornEndocrine DisruptorsSertoli CellsGonadal DysgenesisPrenatal Exposure Delayed EffectsTrialkyltin CompoundsMaternal ExposurePregnancyUrologic Surgical Procedures, Male