Renal DialysisHemodialysis Units, HospitalCapital ExpendituresDithioerythritolKidney Failure, ChronicEndoscopyEndoscopy, GastrointestinalPeritoneal DialysisCapsule EndoscopyDialysisDialysis SolutionsPeritoneal Dialysis, Continuous AmbulatoryEndoscopy, Digestive SystemGastroscopyEndoscopes, GastrointestinalGastrointestinal HemorrhageEndoscopesEsophagoscopyCapsule EndoscopesPeritonitisPeritoneumIntensive Care UnitsColonoscopyDuodenoscopyGastrointestinal DiseasesEsophageal DiseasesGastroenterologyUpper Gastrointestinal TractProspective StudiesRetrospective StudiesDyspepsiaMelenaHemostasis, EndoscopicFiber Optic TechnologyStomach DiseasesHelicobacter InfectionsTime FactorsHelicobacter pyloriCatheters, IndwellingHemodialysis SolutionsTreatment OutcomeHospital UnitsUreaEsophagitisBarrett EsophagusNarrow Band ImagingPeptic Ulcer HemorrhageUltrafiltrationEsophagusDuodenal UlcerHematemesisPeptic Ulcer