THE LIMITED USEFULNESS OF VITAMIN B12.
D000740:Anemia; D000748:Anemia, Macrocytic; D045728:Corrinoids; D005743:Gastrectomy; D006397:Hematinics; D014805:Vitamin B 12
D045728:Corrinoids; D006397:Hematinics; D014805:Vitamin B 12
ANEMIA, MACROCYTIC; GASTRECTOMY; VITAMIN B 12