Celiac DiseaseGlutensGliadinDiet, Gluten-FreeTransglutaminasesRadiation DosageRadiation, IonizingReticulinDermatitis HerpetiformisRadiation InjuriesDuodenumImmunoglobulin ADose-Response Relationship, RadiationJejunumRadiation ToleranceIntestinal MucosaRadiationRadiation ProtectionRadiation MonitoringHLA-DQ AntigensBiopsyIntestine, SmallAutoantibodiesProlaminsAvena sativaRadiation OncologyInterleukin-18 Receptor beta SubunitCosmic RadiationDiet TherapyRadiation Injuries, ExperimentalRadiation PneumonitisNeoplasms, Radiation-InducedGamma RaysBackground RadiationHLA-DR3 AntigenIgA DeficiencyRadiotherapyHLA-DR7 AntigenAtrophyMalabsorption SyndromesDiet, Protein-RestrictedWheat HypersensitivitySerologic TestsRadiometryLactuloseRadiotherapy DosageDuodenoscopyUltraviolet RaysAntibodiesRadiation EffectsEndoscopy, GastrointestinalImmunoglobulin GAutoimmune DiseasesCase-Control StudiesPrevalenceLymphoma, T-CellRadiation-Sensitizing AgentsCombined Modality TherapyEnteritisSteatorrheaRadiation-Protective AgentsDuodenitisCapsule EndoscopyJejunal NeoplasmsIntestinal NeoplasmsIntestinal DiseasesJejunal DiseasesEnzyme-Linked Immunosorbent AssayAcute Radiation SyndromeEnteropathy-Associated T-Cell LymphomaEnterocytesColitis, MicroscopicTriticumEndoscopy, Digestive System