Kara, Onder Prognostic implications of sarcomatoid and rhabdoid differentiation in patients with grade 4 renal cell carcinoma. [electronic resource] - International urology and nephrology Aug 2016 - 1253-1260 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1573-2584 Standard No.: 10.1007/s11255-016-1314-z doi Subjects--Topical Terms: AdultAgedBiopsy, NeedleCarcinoma, Renal Cell--mortalityCause of DeathCell DifferentiationDatabases, FactualDisease-Free SurvivalFemaleHumansImmunohistochemistryKaplan-Meier EstimateKidney Neoplasms--mortalityMaleMiddle AgedNeoplasm GradingNephrectomy--methodsPrognosisProportional Hazards ModelsRetrospective StudiesRhabdoid Tumor--pathologyRisk AssessmentSarcoma--pathologyStatistics, NonparametricSurvival Rate