1. Pyometraof the dog-a pathophysiological investigation. IV. Functional derangement of extra-genital organs;Børresen;Nordisk Veterinarmedicin,1980
2. De Schepper, J. , Van der Stock, J. & Capiau, E. (1986) The morphological and chemical blood profile in 62 dogs with a typical endometritis post oestrum (pyometra) with or without renal failure. Proceedings of the 4th International Symposium of Veterinary Laboratory diagnosticians 117-120.
3. Canine pyometra: Pathophysiology, diagnosis and treatment of uterine and extra-uterine lesions;Hardy;Journal of the American Animal Hospital Association,1974