Incidence of clinical mastitis in dairy herds in a mastitis control scheme.
D000818:Animals; D002417:Cattle; D003612:Dairying; D004739:England; D005260:Female; D007774:Lactation; D008414:Mastitis, Bovine / Q000453:epidemiology* / Q000517:prevention & control; D011247:Pregnancy; D012621:Seasons; D014852:Wales