The aim of this study was to elucidate the prevalence of canine atopic/allergic dermatitis in Mashhad (North-East of Iran) in a hospital-population of dogs and to evaluate its clinical features according to the diagnostic criteria of the disease by Willemse and Prélaud. Among 111 canine patients with dermatologic problems, admitted to Ferdowsi University of Mashhad, Veterinary Teaching Hospital...