1. Trafford Centre for Medical and Veterinary Education and Research, University of Sussex, Falmer, Brighton BN1 9RY, United Kingdom
2. The School of Veterinary Medicine and Science, University of Nottingham, Sutton Bonnington, Leicestershire LE12 5RD, United Kingdom
3. Nuffield Department of Clinical Laboratory Sciences, University of Oxford, John Radcliffe Hospital, Headington OX3 9DU, United Kingdom
4. Hatherly Laboratories, University of Exeter, Devon EX4 4PS, United Kingdom