1. Nomina anatomica veterinaria;Anonymous,2005
2. Total and partial orbitectomy for the treatment of periorbital tumors in 24 dogs and 6 cats: a retrospective study;O'Brien;Vet Surg,1996
3. Taber's Cyclopedic medical dictionary;Venes,2001
4. Mosby's dental dictionary;Zwemer,1998
5. The digestive apparatus and abdomen;Evans,1993