RUSOFF, L L Effect of vitamin B12 (A.P.F.) on the growth of calves weaned from milk at an early age. [electronic resource] - Journal of animal science May 1951 - 331-4 p. digital Publication Type: Journal Article ISSN: 0021-8812 Standard No.: 10.2527/jas1951.102331x doi Subjects--Topical Terms: AnimalsCattleMilkVitamin B 12Weaning