title: A chemical method of estimation of nicotinic acid in urine in the presence of sugar.
mesh_terms: D001826:Body Fluids; D002241:Carbohydrates; D009525:Niacin; D009539:Nicotinic Acids; D012044:Regression Analysis; D014556:Urine
chemical_list: D002241:Carbohydrates; D009539:Nicotinic Acids; D009525:Niacin
keywords: URINE/nicotinic acid