HeartburnStomachStress, PsychologicalGastroesophageal RefluxQuestionnairesAntacidsEsophagitisAnti-Ulcer AgentsRanitidineStomach NeoplasmsEsophagitis, PepticHistamine H2 AntagonistsProton Pump InhibitorsEsophagusOmeprazoleEsomeprazoleEsophageal pH MonitoringLaryngopharyngeal RefluxEsophagoscopy2-PyridinylmethylsulfinylbenzimidazolesManometryGastric Acidity DeterminationHernia, HiatalGastric AcidNizatidineStomach DiseasesDexlansoprazoleHydrochloric AcidSilicic AcidCisaprideFundoplicationDiagnostic Techniques, Digestive SystemRabeprazoleDyspepsiaDeglutition DisordersAluminum HydroxideMagnesium HydroxideMorning SicknessLansoprazoleEsophageal AchalasiaLaryngitisEndoscopy, GastrointestinalGastric MucosaStomach UlcerDouble-Blind MethodEsophagogastric JunctionEsophageal DiseasesAdministration, MucosalCalcium CarbonateBarrett EsophagusEndoscopy, Digestive SystemHydrogen-Ion ConcentrationSodium BicarbonateTreatment OutcomeGastroscopySulfoxidesPeristalsisNontherapeutic Human ExperimentationNonprescription DrugsHelicobacter pyloriEructationHelicobacter InfectionsEsophageal Sphincter, LowerEsophageal Motility DisordersCardiaAlginatesFamotidine