The use of casual urine specimens in the evalation of the excretion rates of thiamine, riboflavin and N1-methylnicotinamide.
D006801:Humans; D009525:Niacin / Q000031:analogs & derivatives; D009536:Niacinamide / Q000031:analogs & derivatives; D009539:Nicotinic Acids; D012256:Riboflavin; D013831:Thiamine / Q000652:urine*; D014805:Vitamin B 12 / Q000652:urine*; D014803:Vitamin B Complex
D009539:Nicotinic Acids; D014803:Vitamin B Complex; D009536:Niacinamide; D009525:Niacin; D014805:Vitamin B 12; D012256:Riboflavin; C024058:N(1)-methylnicotinamide; D013831:Thiamine
NICOTINIC ACID/related compounds; VITAMIN B 1/urine; VITAMIN B 12/urine