title: Regional variation in the guinea-pig virulence and other characteristics of tubercle bacilli.
mesh_terms: D000818:Animals; D003470:Culture Media; D004352:Drug Resistance, Microbial; D006168:Guinea Pigs; D007538:Isoniazid / Q000494:pharmacology; D009169:Mycobacterium tuberculosis / Q000145:classification / Q000187:drug effects / Q000254:growth & development / Q000302:isolation & purification / Q000472:pathogenicity*; D013828:Thioacetazone / Q000494:pharmacology*; D014397:Tuberculosis, Pulmonary / Q000382:microbiology; D014774:Virulence
chemical_list: D003470:Culture Media; D013828:Thioacetazone; D007538:Isoniazid