The incidence of anaemia in dairy cows in relation to season, milk yield and age.
D000367:Age Factors; D000740:Anemia / Q000453:epidemiology / Q000662:veterinary*; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D005260:Female; D006452:Hemoglobinometry; D007774:Lactation; D008892:Milk; D011247:Pregnancy; D012621:Seasons