References

Christiansen, I.B.J., 1984. Reproduction in the Dog and Cat. Bailliere Tindall, London, pp: 50-68.

Fayrer-Hosken, R., 1996. Canine Theriogenology Notes (Female). [En-ligne]. University of Georgia, USA., pp: 8-18.

Feldman, E.C. and R.W. Nelson, 2004. Canine and Feline Endocrinology Cooperative and Reproduction. 3rd Edn., Saunders, St. Louis, Missouri.

Morrow, D.A., 1986. Current Therapy in Theriogenology; Diagnosis, Treatment, and Prevention of Reproductive Diseases in Small and Large Animals. 2nd Edn., W.B. Saunders, Philadelphia PA, pp: 453-463, 628-532, 481-484.

Schaefers-Okkens, A.C., 1996. Ovaries. In: Clinical Endocrinology of Dogs and Cats, Rijnberk, A. (Ed.). Kluwer Academic Publishers, Dordrecht, pp: 131-156.

Sokolowski, J.H., D.G. Stover and F. van Ravensway, 2001. Seasonal incidence of estrus and interestrus interval for bitches of seven breeds. Am. J. Vet. Res., 38: 1371-1376.