Book ChapterPeriodontal Disease in Dogs by Fábio Alessandro Pieri, Ana Paula Falci Daibert,Elisa Bourguignon and Maria Aparecida Scatamburlo Moreirain the book "A Bird's-Eye View of Veterinary Medicine" edited by Carlos C. Perez-Marin, ISBN 978-953-51-0031-7, InTech, February 2, 2012