Testicular NeoplasmsGerm CellsNeoplasms, Germ Cell and EmbryonalSeminomaDysgerminomaGerminomaCryptorchidismTestisSpermatogenesisOrchiectomyBleomycinTesticular DiseasesSpermatozoaTeratomaCisplatinSpermatogoniaSertoli CellsRetroperitoneal SpaceInfertility, MaleEtoposideSeminiferous TubulesLithiasisSurvivorsAntineoplastic Combined Chemotherapy ProtocolsNeoplasms, Second PrimarySpermatocytesSpermatidsCarcinoma, EmbryonalGonadsRetroperitoneal NeoplasmsRegistriesEarly Detection of CancerChoriocarcinomaSelf-ExaminationOvarian NeoplasmsIncidenceSperm CountLymph Node ExcisionRisk FactorsAntineoplastic AgentsCombined Modality TherapyFollow-Up StudiesLung NeoplasmsNeoplasm MetastasisNeoplasmsMeiosisSwedenNeoplasms, Multiple PrimaryTwinning, MonozygoticGonadal DysgenesisVinblastinealpha-FetoproteinsChorionic GonadotropinProstatic NeoplasmsFertilityPrognosisRiskChorionic Gonadotropin, beta Subunit, HumanNeoplasm StagingAge FactorsRetrospective StudiesWheat Germ AgglutininsOvaryGenetic Predisposition to DiseaseRNA, MessengerTumor Markers, BiologicalSeminiferous EpitheliumNorwayOogenesisCarcinoma in SituChromomycin A3Survival AnalysisNeoplasm Recurrence, LocalGene Expression Regulation, DevelopmentalChlordanSurvival RateOdds RatioTime FactorsGerm LayersSexual Dysfunction, PhysiologicalImmunohistochemistryGametogenesisRisk AssessmentBreast NeoplasmsReverse Transcriptase Polymerase Chain ReactionSEER ProgramChemotherapy, AdjuvantOrchitisSperm BanksHypospadiasEndodermal Sinus TumorDenmarkStomach NeoplasmsOogoniaMutationColonic NeoplasmsCell DifferentiationPregnancyRadiotherapyDisease-Free Survival