Control study of isoniazid, a United States Public Health Service cooperative investigation.
D007536:Isomerism; D007538:Isoniazid; D009525:Niacin; D009539:Nicotinic Acids / Q000627:therapeutic use*; D014376:Tuberculosis / Q000628:therapy*; D014481:United States; D014492:United States Public Health Service
D009539:Nicotinic Acids; D009525:Niacin; D007538:Isoniazid
NICOTINIC ACID ISOMERS/therapeutic use; TUBERCULOSIS/therapy