Testicular NeoplasmsTeratomaNeoplasms, Germ Cell and EmbryonalSeminomaGerminomaDysgerminomaTesticular DiseasesMediastinal NeoplasmsGerm CellsRetroperitoneal NeoplasmsChoriocarcinomaEndodermal Sinus TumorOvarian NeoplasmsGranulosa Cell TumorCarcinoma, EmbryonalGiant Cell Tumor of BoneBleomycinCryptorchidismTestisCisplatinTomography, X-Ray ComputedOrchiectomyGiant Cell TumorsRetroperitoneal SpaceEtoposidealpha-FetoproteinsSertoli Cell TumorGranular Cell TumorTumor Markers, BiologicalSpermatogenesisAntineoplastic Combined Chemotherapy ProtocolsNeoplasms, Multiple PrimaryMesonephromaLeydig Cell TumorNeoplasms, Second PrimaryImmunohistochemistryNeoplasmsCombined Modality TherapySacrococcygeal RegionSpermatozoaLithiasisNeoplasm StagingIfosfamideNeoplasm MetastasisPrognosisNeoplasm Recurrence, LocalChorionic Gonadotropin, beta Subunit, HumanChorionic GonadotropinRetrospective StudiesSpermatogoniaPancreatic NeoplasmsLymph Node ExcisionInfertility, MaleCell Line, TumorSeminiferous TubulesTreatment OutcomeFollow-Up StudiesSalvage TherapyLung NeoplasmsSertoli CellsAntineoplastic AgentsNeoplasm ProteinsNeoplasms, Gonadal TissueVinblastineSurvival AnalysisNeoplasms, ExperimentalTeratocarcinomaCarcinoma in SituDNA, NeoplasmChlordanSertoli-Leydig Cell TumorChromosomes, Human, Pair 12PinealomaSurvival RateGonadoblastomaBone NeoplasmsRNA, MessengerGonadal DysgenesisTime FactorsBrain NeoplasmsOctamer Transcription Factor-3IncidenceReverse Transcriptase Polymerase Chain ReactionCarboplatinCell DifferentiationTumor BurdenDisease-Free SurvivalGene Expression Regulation, NeoplasticRisk FactorsRegistriesSurvivorsAbdominal NeoplasmsMixed Tumor, MalignantAdenoma, Islet CellSkin NeoplasmsAntigens, NeoplasmThoracic NeoplasmsCentral Nervous System NeoplasmsGenes, Tumor SuppressorNeoplasm, Residual