1. Improved uterine biopsy technics for diagnosing infertility in the mare;Brandt;Vet Med Small Anim Clin,1969
2. Cyclic and pathologic changes of the mare endometrium as detected by biopsy, with a note on early embryonic death;Kenney;J Am Vet Med Assoc,1978
3. Equine endometrial biopsy;Kenney,1986
4. The use of endometrial biopsy in the infertile mare;Doig;Can Vet J,1981
5. Assessment of the breeding prognosis of mares using paired endometrial biopsy techniques;Ricketts;Equine Vet J,1991