1. Pathologie génitale;Tibary,2005
2. Testicular neoplasia in horses: an unreported condition;Schumacher;Equine Vet J,1999
3. Teratoma and cyst formation in the equine cryptorchid testicle;Stick;J Am Vet Med Assoc,1980
4. The testis and associated structures;Schumacher,1999
5. The male genital system;Ladds,1993