Saunders equine formulary / Derek C. Knottenbelt, EBE, BVM&S, DVM&S, DipECEIM, MRCVS, Philip Leverhulme Hospital, University of Liverpool, Liverpool, UK, Fernando Malalana, DVM, DipECEIM, FHEA, MRCVS, Philip Leverhulme Hospital, University of Liverpool, Liverpool, UK.