title: Cryptosporidium in children and adults in Madrid.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003457:Cryptosporidiosis / Q000453:epidemiology*; D003967:Diarrhea / Q000209:etiology*; D006801:Humans; D007223:Infant; D008875:Middle Aged; D013030:Spain