Intestinal DiseasesImmunoproliferative Small Intestinal DiseaseMaltaInflammatory Bowel DiseasesEnteritisMalabsorption SyndromesIntestinal Diseases, ParasiticDiverticulitisCrohn DiseaseImmunoglobulin alpha-ChainsIntestinal MucosaSprue, TropicalIntestine, SmallCampylobacter InfectionsIntestinesCommunicable DiseasesFecesDysenteryIntestinal NeoplasmsCeliac DiseaseColitis, UlcerativeIrritable Bowel SyndromeGastrointestinal DiseasesDiarrheaCaliciviridae InfectionsGastroenteritisIleumNorovirusEnglandEnterocolitis, NecrotizingCampylobacterColitisWalesClostridium difficileColonJejunumIntestinal AbsorptionCampylobacter jejuniProbioticsShort Bowel SyndromeBiopsyIncidenceDisease Models, AnimalInfant, NewbornCohort StudiesPolymerase Chain ReactionMice, Inbred C57BLConstipationDefecationIntestine, Large