Digestive System NeoplasmsDigestive System DiseasesDigestive SystemDigestive System and Oral Physiological PhenomenaDigestive System Physiological PhenomenaDigestive System ProcessesDigestive System FistulaGastrointestinal TractClemastineGastrointestinal NeoplasmsDigestive System AbnormalitiesDiagnostic Techniques, Digestive SystemGastrointestinal DiseasesIntestinesPancreasLarvaStomachTissue DistributionCause of DeathStomach NeoplasmsNeoplasmsEndoscopy, Digestive SystemChinaAsian Continental Ancestry GroupLiver NeoplasmsMolecular Sequence DataPhylogenyGenetic Predisposition to DiseaseTime FactorsDigestive System Surgical ProceduresRisk FactorsPolymorphism, GeneticDigestionNational Institute of Diabetes and Digestive and Kidney Diseases (U.S.)