title: [Studies on smear positive and culture negative tubercle bacilli].
mesh_terms: D003470:Culture Media; D006801:Humans; D009169:Mycobacterium tuberculosis / Q000187:drug effects / Q000254:growth & development / Q000302:isolation & purification*; D012293:Rifampin / Q000494:pharmacology; D013183:Sputum / Q000382:microbiology
chemical_list: D003470:Culture Media; D012293:Rifampin