Refractoriness to intrinsic factor-B12 preparations abolished by massive doses of intrinsic factor; preliminary report.
D045728:Corrinoids; D005750:Gastric Juice; D007437:Intrinsic Factor; D014805:Vitamin B 12 / Q000627:therapeutic use*; D014803:Vitamin B Complex
D045728:Corrinoids; D014803:Vitamin B Complex; D007437:Intrinsic Factor; D014805:Vitamin B 12
GASTRIC JUICE; VITAMIN B12/therapeutic use