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2. Clinical findings, pathological changes and endocrinological secretory patterns in mares with ovarian tumours;Stabenfeldt;J. Reprod. Fertil. Suppl.,1979
3. Some clinical observations of the effect of an implant of oestradiol benzoate in brood mares;Azzie;J. Reprod. Fertil. Suppl.,1975
4. Induction of male sex behavior in pony mares with testosterone propionate;Withrow;Theriogenology,1983