Funding for this research was provided by:
National Research Foundation of Korea (NRF-2016R1D1A3B04934798)
Received: 11 March 2019
Accepted: 21 August 2019
First Online: 2 September 2019
Ethics approval and consent to participate
: Not applicable.
: Written informed consent was obtained from the dog’s owner.
: The authors declare that they have no competing interests.