title: Isoniazid inactivation in tuberculous patients: a comparative study by vertical diffusion and tube dilution methods.
mesh_terms: D003864:Depression, Chemical; D006801:Humans; D005779:Immunodiffusion; D007538:Isoniazid / Q000097:blood*; D008722:Methods; D014376:Tuberculosis / Q000378:metabolism*
chemical_list: D007538:Isoniazid