1. Systemic approach to the diagnosis of the infertile or subfertile mare;Baker,1980
2. Prognostic value of endometrial biopsy of the mare;Kenney;J. Reprod. Fertil.,1975
3. The technique and clinical application of endometrial biopsy in the mare;Ricketts;Equine Vet. J.,1975
4. Endometrial biopsy in the mare: a diagnostic aid in fertility evaluation and prognostication;Kenney,1976
5. Endometrial biopsy as an aid to diagnosis and prognosis in equine infertility;Gordon;J. Equine Med. and Surg.,1978