Guziewicz Karina E, Aguirre Gustavo D, Zangerl Barbara
Section of Ophthalmology, Department of Clinical Studies, School of Veterinary Medicine, University of Pennsylvania, Ryan Veterinary Hospital, 3900 Delancey Street, Room 2020, Philadelphia, PA 19104, USA.
Adv Exp Med Biol. 2012;723:611-8. doi: 10.1007/978-1-4614-0631-0_78.