Oral vitamin B12 therapy: a cautionary note.
Solomon
Lawrence R
LR
D000284:Administration, Oral; D002626:Chemistry, Pharmaceutical; D003692:Delayed-Action Preparations; D006801:Humans; D007408:Intestinal Absorption; D014805:Vitamin B 12 / Q000008:administration & dosage / Q000493:pharmacokinetics / Q000627:therapeutic use*
D003692:Delayed-Action Preparations; D014805:Vitamin B 12