[An outbreak of blind calves in the Niihama district].
D000818:Animals; D001766:Blindness / Q000097:blood / Q000453:epidemiology / Q000662:veterinary*; D002338:Carotenoids / Q000097:blood; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D004196:Disease Outbreaks; D005260:Female; D007564:Japan; D008297:Male; D014801:Vitamin A / Q000097:blood
D014801:Vitamin A; D002338:Carotenoids