title: Epidemiological study of anonymous mycobacteria infection using three types of tuberculins.
mesh_terms: D000293:Adolescent; D000346:Afghanistan; D000367:Age Factors; D002648:Child; D003429:Cross Reactions; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D009161:Mycobacterium / Q000276:immunology*; D009164:Mycobacterium Infections / Q000175:diagnosis / Q000453:epidemiology / Q000276:immunology*; D009169:Mycobacterium tuberculosis / Q000276:immunology*; D012424:Rural Population; D012737:Sex Factors; D012959:Socioeconomic Factors; D013045:Species Specificity; D014373:Tuberculin; D014374:Tuberculin Test; D014376:Tuberculosis / Q000175:diagnosis / Q000453:epidemiology / Q000276:immunology*; D014505:Urban Population
chemical_list: D014373:Tuberculin