title: Characteristics of new cases of active tuberculosis.
mesh_terms: D000328:Adult; D000368:Aged; D005060:Europe; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012008:Recurrence; D012306:Risk; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology / Q000209:etiology