title: Extradural anaesthesia using lidocaine, ropivacaine, hyperbaric lidocaine and a combination of lidocaine and ropivacaine in mares.
authors.affiliation: Department of Veterinary Surgery and Anaesthesiology, Faculty of Veterinary Medicine and Animal Science, University of São Paulo State, Brazil.
authors.forename: Spl
authors.initials: S
authors.lastname: Luna
authors.affiliation: Department of Veterinary Surgery and Anaesthesiology, Faculty of Veterinary Medicine and Animal Science, University of São Paulo State, Brazil.
authors.forename: S K
authors.initials: SK
authors.lastname: Bueno
authors.affiliation: Department of Veterinary Surgery and Anaesthesiology, Faculty of Veterinary Medicine and Animal Science, University of São Paulo State, Brazil.
authors.forename: M L
authors.initials: ML
authors.lastname: Cruz
authors.affiliation: Department of Veterinary Surgery and Anaesthesiology, Faculty of Veterinary Medicine and Animal Science, University of São Paulo State, Brazil.
authors.forename: Fj Teixeira
authors.initials: FT
authors.lastname: Neto