FluorouracilLeucovorinAntimetabolites, AntineoplasticAntineoplastic Combined Chemotherapy ProtocolsDihydrouracil Dehydrogenase (NADP)Organoplatinum CompoundsDrug Administration ScheduleThymidylate SynthaseColorectal NeoplasmsCisplatinUracilInfusions, IntravenousFloxuridineCamptothecinMethotrexateChemotherapy, AdjuvantAdenocarcinomaEpirubicinFluorodeoxyuridylateColonic NeoplasmsCombined Modality TherapyProtein BiosynthesisAntimetabolitesTreatment OutcomeCyclophosphamideMitomycinTegafurSemustineSurvival AnalysisAntineoplastic AgentsDose-Response Relationship, DrugKineticsDisease-Free SurvivalStomach NeoplasmsDoxorubicinRNA, MessengerDeoxycytidineStereoisomerismRectal NeoplasmsUridineLevamisoleTime FactorsNeoplasm MetastasisProtein Synthesis InhibitorsBreast NeoplasmsMolecular StructureDrug SynergismDNACells, CulturedInfusions, Intra-ArterialSurvival RateLiver NeoplasmsBromouracilMutationStomatitisCell LineMolecular Sequence DataLevoleucovorinProdrugsAntidotesEscherichia coliPhosphoribosyl PyrophosphateThymidineFlucytosineCycloheximideTritiumBase SequenceCarcinoma, Squamous CellTaxoidsChronotherapyHead and Neck NeoplasmsDNA ReplicationLiverEsophageal NeoplasmsRNALeukopeniaCell DivisionCell Line, TumorNeoplasm StagingDrug Resistance, NeoplasmCyclizationMucositisCell SurvivalNeutropeniaInjections, IntravenousDeoxyuracil NucleotidesTumor Cells, CulturedCarbon IsotopesNeoadjuvant TherapyMitomycinsDactinomycinPhosphonoacetic AcidTranscription, GeneticMagnetic Resonance SpectroscopyFluorineThymidine PhosphorylaseCytosine DeaminasePancreatic NeoplasmsDrug EvaluationRecombinant Proteins