title: Rheumatoid arthritis and tuberculosis in Africa.
mesh_terms: D000293:Adolescent; D000349:Africa; D001172:Arthritis, Rheumatoid / Q000453:epidemiology / Q000209:etiology*; D002648:Child; D006801:Humans; D014376:Tuberculosis / Q000150:complications* / Q000453:epidemiology