Esophageal Sphincter, LowerHeartburnEsophageal Sphincter, UpperEsophagogastric JunctionManometryEsophagusGastroesophageal RefluxDeglutitionSphincter of OddiPeristalsisPressureEsophageal AchalasiaOpossumsEsophagitisDeglutition DisordersEsophageal pH MonitoringMuscle RelaxationEsophageal Motility DisordersEsophagoscopyAnal CanalEsophagitis, PepticFundoplicationCricoid CartilagePharyngeal MusclesHernia, HiatalEsophageal DiseasesMuscle, SmoothMuscle ContractionMuscle TonusPharynxLaryngeal MusclesFluoroscopyStomachAntacidsHydrochloric AcidAnti-Ulcer AgentsDiverticulum, EsophagealDidelphisSphincter of Oddi DysfunctionGastrointestinal MotilityEsophageal StenosisMotilinRanitidineEructationAtropineFecal IncontinenceHistamine H2 AntagonistsGastrinsProton Pump InhibitorsBarrett EsophagusEndoscopy, GastrointestinalUrinary Sphincter, ArtificialCatsCatheterizationDilatationBethanecholMethacholine CompoundsEsomeprazoleAnti-Dyskinesia AgentsHexamethonium CompoundsOmeprazoleLaryngopharyngeal RefluxUrethraCisapride2-PyridinylmethylsulfinylbenzimidazolesHydrogen-Ion ConcentrationPhentolamineGastric Acidity DeterminationVagus NerveNizatidineReflexDexlansoprazoleSilicic AcidElectric StimulationPropranololDiagnostic Techniques, Digestive SystemLaparoscopyGastric AcidTreatment OutcomeSecretinIrisCommon Bile Duct DiseasesRabeprazoleDogsBaclofenVideo RecordingAluminum HydroxideDyspepsiaMorning SicknessMagnesium HydroxideLansoprazoleDouble-Blind MethodLaryngitisAmpulla of VaterLacerationsAcetylcholineAnus DiseasesRectumTime FactorsUrodynamics