References
- Pickett , B. W. 1980 . J. Reprod. Fert. Suppl , : 688 – 693 . W. B. Saunders Company
- Swerczek , T. W. 1979 . Contagious equine metritis — outbreak of the disease in Kentucky and laboratory methods of diagnosing the disease . J. Reprod. Fert. Suppl , 27 : 361 – 365 .