Urinary vitamin B12 activity following intranasal administration.
D000281:Administration, Intranasal; D000740:Anemia; D000752:Anemia, Pernicious / Q000652:urine*; D045728:Corrinoids; D006397:Hematinics; D006801:Humans; D014556:Urine; D014805:Vitamin B 12 / Q000652:urine*
D045728:Corrinoids; D006397:Hematinics; D014805:Vitamin B 12
ANEMIA, PERNICIOUS/urine in; URINE; VITAMIN B12/in urine