1. The male genital system;Jubb,1985
2. Fertility and infertility in male animals;Parkinson,1996
3. Factors affecting spermatogenesis in the stallion;Johnson;Theriogenology,1997
4. Increased germ cell degeneration and reduced germ cell: Sertoli cell ratio in stallions with low sperm production;Blanchard;Theriogenology,1997
5. Testicular biopsy in male infertility evaluation;Cobern,1997