title: The rheumatoid factor in human schistosomiasis.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D006801:Humans; D008297:Male; D008875:Middle Aged; D012217:Rheumatoid Factor / Q000032:analysis*; D012553:Schistosomiasis haematobia / Q000276:immunology*; D012555:Schistosomiasis mansoni / Q000276:immunology*
chemical_list: D012217:Rheumatoid Factor