title: Analytical study of the treatment of 18 cases of chronic open pulmonary tuberculosis with secondary resistance to rifampicin.
mesh_terms: D000328:Adult; D000368:Aged; D004338:Drug Combinations; D004352:Drug Resistance, Microbial; D004977:Ethambutol / Q000008:administration & dosage; D005260:Female; D006801:Humans; D008297:Male; D008826:Microbial Sensitivity Tests; D008875:Middle Aged; D012293:Rifampin / Q000008:administration & dosage*; D013183:Sputum / Q000382:microbiology; D013997:Time Factors; D014397:Tuberculosis, Pulmonary / Q000188:drug therapy*
chemical_list: D004338:Drug Combinations; D004977:Ethambutol; D012293:Rifampin