Allison C J, Greig A
Vet Rec. 1979 Feb 10;104(6):123-5. doi: 10.1136/vr.104.6.123.
During the autumn/winter of 1976, a study was made of a severe mastitis outbreak which occurred in a herd of 96 cows. Forty-four cows and 61 quarters were clinically infected with new infections between September and mid-December. Escherichia coli was isolated in 84 per cent of clinical samples submitted for bacteriological examination.
1976年秋冬，对一群96头奶牛中发生的一次严重乳腺炎疫情进行了研究。9月至12月中旬期间，44头奶牛和61个乳腺出现了新感染的临床症状。在提交进行细菌学检查的临床样本中，84%分离出了大肠杆菌。
