TY JOUR TI Vaccination of dogs and cats: still relatively controversial: The open letter to the Vaccination Guidelines Group (VGG) of the World Small Animal Veterinary Association (WSAVA) KW dogs KW cats KW vaccination KW global Guidelines for the vaccination of dogs and cats KW vaccination schedule KW «over-vaccination» KW «low-risk» and «higher-risk» animals KW «infectious» and «non-infectious» vaccines JO Russian veterinary journal AU Orlova, S.T. AU Sidorchuk, A.A. PY 2019 IS 2019 PB Publishing house "Logos Press"