Funding for this research was provided by:
Skibsreder Per Henriksen, R. og hustrus fond (The Danish Center for Studies of Companion Animals)
The Danish Kennel Club
Agria and the Swedish Kennel Clubs Research Foundation
Received: 10 September 2020
Accepted: 19 November 2020
First Online: 1 December 2020
Ethics approval and consent to participate
: Blood samples were collected by veterinarians with consent from owners, and with approval from the Animal Experiments Inspectorate in Denmark (p 2017-15-0201-01224).
: Not applicable.
: HFP is a consultant in the Danish Kennel Club. The authors declare that they have no other competing interests. The funders have had no influence on study design, data analysis, interpretation or writing the manuscript.