Effect of vitamin  B12  administration on ascorbic acid levels in plasma and leucocytes in human subjects.
D000284:Administration, Oral; D000328:Adult; D001205:Ascorbic Acid / Q000008:administration & dosage / Q000097:blood* / Q000494:pharmacology; D014676:Diet, Vegetarian; D004357:Drug Synergism; D002523:Edible Grain; D006801:Humans; D007273:Injections, Intramuscular; D007962:Leukocytes / Q000378:metabolism*; D014805:Vitamin B 12 / Q000008:administration & dosage / Q000097:blood / Q000494:pharmacology*
D014805:Vitamin B 12; D001205:Ascorbic Acid