Celiac DiseaseGlutensGliadinDiet, Gluten-FreeTransglutaminasesReticulinDermatitis HerpetiformisDuodenumImmunoglobulin AJejunumIntestinal MucosaBiopsyHLA-DQ AntigensAutoantibodiesIntestine, SmallProlaminsAvena sativaInterleukin-18 Receptor beta SubunitSensitivity and SpecificityDelayed DiagnosisDiet TherapyEarly DiagnosisPrenatal DiagnosisAtrophyHLA-DR3 AntigenIgA DeficiencyPrevalenceHLA-DR7 AntigenMalabsorption SyndromesEndoscopy, GastrointestinalRetrospective StudiesCase-Control StudiesWheat HypersensitivityImmunoglobulin GDiet, Protein-RestrictedSerologic TestsDuodenoscopyLactuloseEnzyme-Linked Immunosorbent AssayAntibodiesAutoimmune DiseasesLymphoma, T-CellCapsule EndoscopyDiagnosisJejunal DiseasesSteatorrheaJejunal NeoplasmsDiagnostic ErrorsProspective StudiesDuodenitisIntestinal NeoplasmsImmunologic TestsIntestinal DiseasesEnteritisPredictive Value of TestsSwedenRisk FactorsEnteropathy-Associated T-Cell LymphomaCrohn DiseaseFollow-Up StudiesEnterocytesColitis, MicroscopicEosinophilic EsophagitisCohort StudiesEndoscopy, Digestive System