Kidney Function TestsKidneyGlomerular Filtration RateKidney DiseasesLiver Function TestsCreatinineRespiratory Function TestsCystatin CKidney Failure, ChronicKidney TransplantationAcute Kidney InjuryRenal InsufficiencyThyroid Function TestsRenal Insufficiency, ChronicKidney TubulesProteinuriaAlbuminuriaCystatinsBiological MarkersTime FactorsPancreatic Function TestsKidney GlomerulusRisk FactorsProspective StudiesNephrectomyRenal CirculationKidney CortexChronic DiseaseFollow-Up StudiesRetrospective Studies