Received: 25 May 2021
Accepted: 21 March 2022
First Online: 11 April 2022
: The study was reviewed by the ethics committee for animal experiments of the state of Lower Saxony, Germany, and approved according to §8 of the German Animal Welfare Act (number 33.8–42502–04-19/3180). The horses in this study were owned by the Clinic for Horses of the University of Veterinary Medicine Hannover, Foundation. Data is reported in accordance to the ARRIVE guidelines.
: Consent to publication is not applicable.
: The authors have declared that there are no competing interests.