title: [Studies on infection by drug-resistant tubercle bacilli. 2. Primary drug resistance in children].
mesh_terms: D000636:Aminosalicylic Acids / Q000494:pharmacology; D000995:Antitubercular Agents / Q000494:pharmacology*; D002648:Child; D002675:Child, Preschool; D004352:Drug Resistance, Microbial; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007538:Isoniazid / Q000494:pharmacology; D009169:Mycobacterium tuberculosis / Q000302:isolation & purification*; D012959:Socioeconomic Factors; D013307:Streptomycin / Q000494:pharmacology; D014397:Tuberculosis, Pulmonary / Q000382:microbiology*
chemical_list: D000636:Aminosalicylic Acids; D000995:Antitubercular Agents; D007538:Isoniazid; D013307:Streptomycin