Iron, folates & vitamin B12: physiology and interrelations.
D005492:Folic Acid / Q000502:physiology*; D006801:Humans; D007501:Iron / Q000502:physiology*; D014805:Vitamin B 12 / Q000502:physiology*
D005492:Folic Acid; D007501:Iron; D014805:Vitamin B 12