Received: 5 May 2019
Accepted: 20 September 2019
First Online: 30 October 2019
Ethics approval and consent to participate
: This study was approved by the Royal (Dick) School of Veterinary Studies Ethics committee. Informed written consent was granted from the owners of the dogs. Clinical isolates were selected from archived samples at the Royal (Dick) School of Veterinary Studies Microbiology service.
: Not applicable.
: TJ Nuttall and VH Robinson have received unrelated support and/or funding from ICF® and Dechra® Veterinary Products but the companies were not involved in the funding or the design of the study, and the authors have no financial or other interests in their products.The other authors report no competing interests.