Received: 28 September 2019
Accepted: 29 April 2020
First Online: 6 May 2020
Ethics approval and consent to participate
: The protocol was approved by the Kasetsart University Institutional Animal Care and Use Committee (approval number #ACKU61-VET-031) and by the Ethical Review Board of the Office of National Research Council of Thailand (NRCT license U1–00500-2558). Informed written consent was obtained from all dog owners and the experiment complied with the Kasetsart University Institutional Animal Care and Use Standards.
: Not applicable.
: The authors declare that they have no competing interests.