Folic acid, leucovorin, vitamin B12, and the excretion of N1-methylnicotinamide.
D005492:Folic Acid / Q000031:analogs & derivatives / Q000494:pharmacology*; D006801:Humans; D002955:Leucovorin; D009525:Niacin / Q000031:analogs & derivatives; D009536:Niacinamide / Q000031:analogs & derivatives; D014805:Vitamin B 12 / Q000494:pharmacology*; D014803:Vitamin B Complex
D014803:Vitamin B Complex; D009536:Niacinamide; D009525:Niacin; D005492:Folic Acid; D014805:Vitamin B 12; D002955:Leucovorin; C024058:N(1)-methylnicotinamide
FOLIC ACID/derivatives; FOLIC ACID/effects; NICOTINIC ACID/derivatives; VITAMIN B12/effects