title: The trend of infection with drug-resistant strains of Mycobacterium tuberculosis among untreated patients. I. Isoniazid.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000636:Aminosalicylic Acids / Q000494:pharmacology; D004352:Drug Resistance, Microbial; D005006:Ethnicity; D006801:Humans; D007538:Isoniazid / Q000494:pharmacology*; D008826:Microbial Sensitivity Tests; D008875:Middle Aged; D009169:Mycobacterium tuberculosis / Q000187:drug effects*; D009519:New York City; D013307:Streptomycin / Q000494:pharmacology; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology
chemical_list: D000636:Aminosalicylic Acids; D007538:Isoniazid; D013307:Streptomycin