title: Technical and bacteriological aspects of a continuous survey of drug resistance in tuberculosis in South Africa.
mesh_terms: D000636:Aminosalicylic Acids / Q000008:administration & dosage / Q000494:pharmacology; D003201:Computers; D003523:Cycloserine / Q000494:pharmacology; D004058:Diffusion; D004352:Drug Resistance, Microbial; D005000:Ethionamide / Q000494:pharmacology; D006801:Humans; D007538:Isoniazid / Q000494:pharmacology; D008826:Microbial Sensitivity Tests; D009169:Mycobacterium tuberculosis / Q000187:drug effects / Q000254:growth & development / Q000302:isolation & purification; D011718:Pyrazinamide / Q000494:pharmacology; D013019:South Africa; D013183:Sputum / Q000382:microbiology; D013307:Streptomycin / Q000494:pharmacology; D013828:Thioacetazone / Q000494:pharmacology; D014397:Tuberculosis, Pulmonary / Q000188:drug therapy* / Q000382:microbiology
chemical_list: D000636:Aminosalicylic Acids; D011718:Pyrazinamide; D003523:Cycloserine; D013828:Thioacetazone; D005000:Ethionamide; D007538:Isoniazid; D013307:Streptomycin