title: Improvements in the cyanogen bromide method for the determination of nicotinic acid in urine.
authors.forename: M
authors.initials: M
authors.lastname: SWAMINATHAN
mesh_terms: D001826:Body Fluids; D003488:Cyanogen Bromide; D006801:Humans; D009525:Niacin; D009539:Nicotinic Acids; D014556:Urine
chemical_list: D009539:Nicotinic Acids; D009525:Niacin; D003488:Cyanogen Bromide
keywords: URINE/nicotinic acid