Funding for this research was provided by:
Received: 12 October 2020
Accepted: 11 April 2021
First Online: 26 April 2021
: The study was approved by the Ethics Committee for Animal Experiments, Uppsala, Sweden (No. 5.818-15533/2018) and the owner’s written consent was obtained for all participating dogs.
: Not applicable
: Authors declare no competing interests.