title: Primary drug resistance to PAS, INH and streptomycin in tubercle bacilli isolated from cases of open pulmonary tuberculosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000636:Aminosalicylic Acids / Q000627:therapeutic use*; D004352:Drug Resistance, Microbial; D005260:Female; D006801:Humans; D007538:Isoniazid / Q000627:therapeutic use*; D008297:Male; D009169:Mycobacterium tuberculosis / Q000302:isolation & purification*; D013307:Streptomycin / Q000627:therapeutic use*; D014397:Tuberculosis, Pulmonary / Q000188:drug therapy*
chemical_list: D000636:Aminosalicylic Acids; D007538:Isoniazid; D013307:Streptomycin