Liver vitamin B12 status of the lactating dairy cow.
D000818:Animals; D002417:Cattle / Q000502:physiology*; D005260:Female; D007774:Lactation; D008099:Liver / Q000032:analysis*; D011247:Pregnancy; D014805:Vitamin B 12 / Q000032:analysis* / Q000097:blood
D014805:Vitamin B 12