Response to folinic acid in B 12 -deficiency anaemia.
D000284:Administration, Oral; D000752:Anemia, Pernicious / Q000188:drug therapy* / Q000201:enzymology; D006801:Humans; D007273:Injections, Intramuscular; D002955:Leucovorin / Q000008:administration & dosage*; D008297:Male; D008875:Middle Aged; D012546:Schilling Test; D014805:Vitamin B 12 / Q000008:administration & dosage; D014806:Vitamin B 12 Deficiency / Q000188:drug therapy* / Q000201:enzymology
D014805:Vitamin B 12; D002955:Leucovorin