EsophagusBarrett EsophagusEsophagoscopyMetaplasiaAdenocarcinomaPrecancerous ConditionsEsophageal NeoplasmsGastroesophageal RefluxCardiaEsophageal DiseasesEsophagogastric JunctionHernia, HiatalGenes, MCCMucous MembraneEndoscopy, GastrointestinalEsophageal StenosisEsophagectomyPharmacy AdministrationEsophagitisEndoscopyEsophagitis, PepticEsophageal PerforationDeglutition DisordersBiopsyPeristalsisChromosomes, Human, Pair 5ManometryEructationStomach NeoplasmsDilatationChromosomes, Human, Pair 17Disease ProgressionEsophageal AchalasiaImmunohistochemistryLoss of HeterozygosityHematemesisForeign BodiesEsophageal Motility DisordersEsophagoscopesDeglutitionTumor Markers, BiologicalHydrochloric AcidHeartburnBile RefluxIntubationEsophageal FistulaDiverticulum, EsophagealStomachCarcinoma, Squamous CellCausticsPrognosisAntacidsBarium SulfateRisk FactorsEsophagoplastyProton Pump InhibitorsOmeprazolePolymerase Chain ReactionVagus NerveEsophageal Spasm, DiffuseAnti-Ulcer AgentsGastric AcidPolyphloretin PhosphateStomach, RuminantIndigo CarmineKeratoderma, Palmoplantar, DiffuseGene Expression Regulation, NeoplasticPharyngeal NeoplasmsHydrogen-Ion ConcentrationEndoscopy, Digestive SystemAminolevulinic AcidBiperidenPressurePhotochemotherapyBurns, ChemicalHiccupDigestive System NeoplasmsGastroscopyMuscle, SmoothGastric MucosaUpper Gastrointestinal TractAlcian BlueRupture, SpontaneousCarteololMethysergideReticulumRecurrent Laryngeal NerveDigestive SystemEpitheliumDuodenogastric RefluxEsophagostomyOpossumsUlcerTracheoesophageal FistulaEledoisinAlkaliesProspective StudiesEsophageal Sphincter, LowerLaunderingStomach Diseases