One Health: A 21st Century “Back to the Future”   A Matter of Opinion / North American Veterinary Conference (NAVC) Clinician’s Brief / July 2011   By Donald F. Smith, DVM, Diplomate ACVS, Cornell University (USA)   Permission to post on One Health Initiative website granted by:   Indu Mani, DVM, DSc Editor, Clinician’s Brief   Note: Drs. Don Smith and Indu Mani are valued One Health supporters and advocates.