Herd milk cell counts.
D000818:Animals; D002417:Cattle; D002452:Cell Count; D004926:Escherichia coli / Q000472:pathogenicity; D005260:Female; D008414:Mastitis, Bovine / Q000175:diagnosis* / Q000453:epidemiology; D008892:Milk / Q000166:cytology* / Q000382:microbiology*; D013291:Streptococcus / Q000472:pathogenicity