Testicular NeoplasmsSeminomaNeoplasms, Germ Cell and EmbryonalDysgerminomaTesticular DiseasesGerminomaGerm CellsEndodermal Sinus TumorNeoplasm MetastasisTeratomaGranulosa Cell TumorRetroperitoneal NeoplasmsMediastinal NeoplasmsGiant Cell Tumor of BoneCarcinoma, EmbryonalBleomycinCryptorchidismTestisCisplatinGiant Cell TumorsOrchiectomyLymphatic MetastasisTumor Markers, BiologicalEtoposideSertoli Cell TumorRetroperitoneal Spacealpha-FetoproteinsGranular Cell TumorOvarian NeoplasmsChoriocarcinomaSpermatogenesisAntineoplastic Combined Chemotherapy ProtocolsLung NeoplasmsImmunohistochemistryNeoplasmsPrognosisNeoplasms, Multiple PrimaryLeydig Cell TumorNeoplasm StagingCell Line, TumorCombined Modality TherapyNeoplasms, Second PrimaryNeoplasm Recurrence, LocalRetrospective StudiesMesonephromaSpermatozoaPancreatic NeoplasmsLithiasisLiver NeoplasmsLymph Node ExcisionIfosfamideAntineoplastic AgentsTreatment OutcomeSpermatogoniaNeoplasm ProteinsFollow-Up StudiesNeoplasm InvasivenessChorionic Gonadotropin, beta Subunit, HumanGene Expression Regulation, NeoplasticBrain NeoplasmsSurvival AnalysisChorionic GonadotropinBreast NeoplasmsSurvival RateInfertility, MaleSalvage TherapySeminiferous TubulesSertoli CellsSkin NeoplasmsTumor BurdenRNA, MessengerNeoplasms, Gonadal TissueVinblastineNeoplasms, ExperimentalReverse Transcriptase Polymerase Chain ReactionDisease-Free SurvivalTime FactorsMice, NudeDNA, NeoplasmAdenocarcinomaCarcinoma in SituColonic NeoplasmsTomography, X-Ray ComputedSertoli-Leydig Cell TumorIncidenceChlordanKidney NeoplasmsGonadoblastomaBone NeoplasmsRisk FactorsGonadal DysgenesisCarboplatinStomach NeoplasmsAntigens, NeoplasmRegistriesSurvivorsGenes, Tumor SuppressorPinealomaNeoplasm TransplantationCell Proliferation