Isoniazid in pulmonary tuberculosis, with special reference to X-ray findings after four and six months' treatment.
D006801:Humans; D007538:Isoniazid; D009525:Niacin; D009539:Nicotinic Acids / Q000627:therapeutic use*; D014376:Tuberculosis; D014397:Tuberculosis, Pulmonary / Q000628:therapy*; D014965:X-Rays
D009539:Nicotinic Acids; D009525:Niacin; D007538:Isoniazid
NICOTINIC ACID ISOMERS/therapeutic use; TUBERCULOSIS, PULMONARY/therapy