A radiographic method for the study of the function of the cow's udder.
D000818:Animals; D001942:Breast Feeding; D002417:Cattle / Q000502:physiology; D005260:Female; D006801:Humans; D007774:Lactation / Q000502:physiology*; D008321:Mammary Glands, Animal
CATTLE/physiology; LACTATION/physiology