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[A] The following conclusions are supported by good evidence:
Children with Down syndrome have a higher prevalence (between five and 15%) of developing celiac disease (CD) than children without Down syndrome, even without a family history of CD. The extra 21st chromosome appears to somehow be involved in this prevalence. There is no prevalence data available of CD in adults with Down syndrome.
Asymptomatic individuals with negative serological tests who belong to groups