in a paper arising out of an informal international consultation of specialists in the bacteriology of tuberculosis held in 1961 , an attempt was made to formulate criteria , and specify technical procedures , for reliable tests of sensitivity ( the absolute-concentration method , the resistance-ratio method and the proportion method ) to the 3 main antituberculosis drugs ( isoniazid , streptomycin and p-aminosalicylic acid ) .
C0041296
tuberculosis
C0030125
p-aminosalicylic acid