[Bluetongue virus present in many milk cows].
D000818:Animals; D001819:Bluetongue / Q000453:epidemiology* / Q000517:prevention & control; D001820:Bluetongue virus / Q000302:isolation & purification*; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology* / Q000517:prevention & control; D005260:Female; D008892:Milk / Q000821:virology*; D009426:Netherlands / Q000453:epidemiology; D015995:Prevalence; D012756:Sheep; D014611:Vaccination / Q000662:veterinary*