1. Davies Veterinary Specialists, Manor Farm Business Park, Higham Gobion, Hitchin, Hertfordshire SG5 3HR
2. Centre de Cancérologie Vétérinaire, ENVA, 7 Avenue du Général du Galle, 94700 Maisons Alfort, France
3. Royal Veterinary College, Royal College Street, London NW1 0TU
4. Clinique Vétérinaire Alliance, 8 boulevard Godard, 33300 Bordeaux, France
5. Department of Veterinary Clinical Sciences, University of Liverpool, Leahurst Campus, Chester High Road, Neston, Wirral CH64 7TE
6. Department of Veterinary Clinical Science, Section of Surgery, University of Milan, Via Celoria, 10, 20133 Milan, Italy
7. Division of Companion Animal Studies, Department of Clinical Veterinary Science, University of Bristol, Langford House, Langford, Bristol BS40 5DU
8. Dierenarts Specialisten Amsterdam, Weesperzijde 147, 1091 ET Amsterdam, The Netherlands
9. Universität Giessen, Veterinämedizinsche Fakultät, Medizinische und Gerichtliche Veterinerklinik I, Franfurterstrasse 126, 35392 Giessen, Germany
10. Université de Liège, Faculté de Médecine Vétérinaire, Clinique Medicale des Petits Animaux, Bat 44, Sart‐Tilman, 4000 Liège, Belgium
11. Servei de Medicina Interna, Hospital Clínic Veterinari, Facultat de Veterinària, Universitat Autònoma de Barcelona, Bellaterra 08193, Spain
12. PFIZER Animal Health, Europe & AfME ahg, 23‐25, avenue du Dr Lannelongue, 75668 Paris Cedex 14, France