Funding for this research was provided by:
Svenska Forskningsrådet Formas (2019-00809)
Swedish-Norwegian Foundation for Equine Research (H-16-47-193)
Sveriges Lantbruksuniversitet (SE) SLU Future animals, nature and health (SLU ua 2019.4.2 – 3814)
Swedish University of Agricultural Sciences
Received: 4 April 2021
Accepted: 12 July 2021
First Online: 14 August 2021
: The experiments were approved by the regional committee for animal experimentation in Uppsala, Sweden (ID: 5.8.18-15533/2018).
: The author declare that they have no competing interests.