Received: 10 September 2018
Accepted: 10 March 2020
First Online: 20 March 2020
Ethics approval and consent to participate
: The study was approved by the ethical committee of the Faculty of Veterinary Medicine and Bioscience Engineering (approval number EC2012_57). Written owner informed consent was obtained for all horses.
: Not applicable.
: The authors declare that they have no competing interests.