1. Non-surgical methods of contraception and sterilization;Kutzler;Theriogenology,2006
2. Prepubertal gonadectomy;Stubbs,1998
3. Optimum age for neutering cats;Yates;Vet Res,2013
4. Feline castration, Manual of Small Animal Soft Tissue Surgery;Tobias,2010
5. Prepubertal gonadectomy in cats: different surgical techniques and comparison with gonadectomy at traditional age;Porters;Vet Rec,2014