The susceptibility of milked and unmilked udder quarters to intra-mammary infection.
D000818:Animals; D002417:Cattle / Q000502:physiology; D003354:Corynebacterium Infections / Q000209:etiology / Q000662:veterinary; D005260:Female; D007774:Lactation; D007958:Leukocyte Count; D008321:Mammary Glands, Animal / Q000502:physiology; D008414:Mastitis, Bovine / Q000209:etiology*; D008892:Milk / Q000166:cytology; D011247:Pregnancy; D011312:Pressure; D013203:Staphylococcal Infections / Q000209:etiology / Q000662:veterinary; D013290:Streptococcal Infections / Q000209:etiology / Q000662:veterinary; D013997:Time Factors