Gastrointestinal HemorrhageMallory-Weiss SyndromePeptic Ulcer HemorrhageHematemesisDuodenal DiseasesMelenaEsophageal and Gastric VaricesGastropexyEndoscopyEsophageal DiseasesBrunner GlandsEndoscopy, GastrointestinalStomach DiseasesGastroscopyStomach UlcerFiber Optic TechnologyPeptic UlcerDuodenal UlcerHemorrhageAcute DiseaseCerebral HemorrhageSubarachnoid HemorrhageAnti-Inflammatory Agents, Non-SteroidalMedical AuditTreatment OutcomeRecurrenceHemostatic TechniquesHemostasis, EndoscopicMeckel DiverticulumProspective StudiesIntracranial HemorrhagesIleal DiseasesHypertension, PortalRisk FactorsHemobiliaJejunal NeoplasmsDouble-Balloon EnteroscopyRetinal HemorrhageSplenic ArteryVascular MalformationsUlcerBarium SulfateEmergenciesAngiographyGastric FistulaEmbolization, TherapeuticPostpartum HemorrhageJejunal DiseasesDuodenal NeoplasmsIntestinal FistulaAneurysm, FalseVascular FistulaBlood TransfusionAspirinIntestinal PerforationFatal OutcomeLaparotomyVitreous HemorrhageHepatic ArteryEye HemorrhageAneurysmGastrointestinal NeoplasmsTomography, X-Ray ComputedLiver CirrhosisDuodenumPostoperative ComplicationsRetrospective StudiesVaricose VeinsFibrinolytic AgentsIntestinal NeoplasmsLactonesProton Pump InhibitorsGastrointestinal Diseases