Swallow your pride.
Jones
Ralph
R
D000284:Administration, Oral; D006801:Humans; D007275:Injections, Intravenous; D014805:Vitamin B 12 / Q000008:administration & dosage* / Q000493:pharmacokinetics; D014806:Vitamin B 12 Deficiency / Q000188:drug therapy*
D014805:Vitamin B 12