1. Dovecote Veterinary Hospital, 5 Delven Lane, Castle Donington Derby DE74 2LJ United Kingdom
2. Department of Animal Medicine and Surgery, Veterinary Faculty Universitat Autònoma de Barcelona, Bellaterra (Cerdanyola del Vallès) Barcelona 08193 Spain
3. CVS Teleneurology, 1 Owen Road Diss IP22 4ER United Kingdom
4. School of Veterinary Medicine and Science, University of Nottingham Sutton Bonington, Leicestershire LE12 5RD United Kingdom
5. Clínica Veterinaria Levante, Avenida de La Unión 61 San Javier, Murcia 30730 Spain