intestinal morphology improved and mean gliadin antibody levels of the iga and igg classes decreased during treatment with a gluten-free diet for 16-36 months ( mean , 20 months ) ( p less than 0.005 , n = 26 ) , whereas no significant changes of the gliadin antibody levels or the small-intestinal morphology were observed in the other 15 patients , who continued on a non-restricted diet for 17-35 months ( mean , 20 months ) .
C0021853
intestinal
C0021852
small-intestinal