[THE VITAMIN B-12 LEVEL IN THE BLOOD SERUM OF HEALTHY PERSONS AND SPRUE PATIENTS].
D001774:Blood Chemical Analysis; D002446:Celiac Disease; D045728:Corrinoids; D006397:Hematinics; D044967:Serum; D013182:Sprue, Tropical; D014805:Vitamin B 12; D014803:Vitamin B Complex; D014815:Vitamins
D045728:Corrinoids; D006397:Hematinics; D014815:Vitamins; D014803:Vitamin B Complex; D014805:Vitamin B 12
BLOOD CHEMICAL ANALYSIS; SPRUE; VITAMIN B 12