title: The isolation and identification of the anti-black tongue factor.
mesh_terms: D000818:Animals; D004283:Dog Diseases; D004285:Dogs; D049673:History, 20th Century; D009536:Niacinamide / Q000302:isolation & purification; D009539:Nicotinic Acids / Q000302:isolation & purification; D010383:Pellagra / Q000266:history* / Q000662:veterinary; D014815:Vitamins / Q000266:history; D014922:Wisconsin
chemical_list: D009539:Nicotinic Acids; D014815:Vitamins; D009536:Niacinamide