title: [On the instability of ethionamide resistance and on the stability of other drug resistances in tubercle bacilli (five to nine years' in vitro observations)].
mesh_terms: D004352:Drug Resistance, Microbial; D005000:Ethionamide / Q000494:pharmacology*; D009169:Mycobacterium tuberculosis / Q000187:drug effects*
chemical_list: D005000:Ethionamide