Received: 20 February 2020
Accepted: 4 June 2020
First Online: 15 June 2020
Ethics approval and consent to participate
: As the samples were collected during routinely carried out sections and were subsequently archived, no ethics committee approval was necessary. Compliance with federal law (Tierversuchsgesetz (Austrian federal law for animal experiments); 2012. ExternalRef removed. gv.at/GeltendeFassung.wxe?Abfrage = Bundesnormen&Gesetzesnummer = 20008142) and good scientific practice (Good Scientific Practice of the University for Veterinary Medicine Vienna; 2013. ExternalRef removed) is ensured. The owners’ consents for participation and consecutive publication of gained data were signed by the animal owners before admission of the pigs. No further administrative permissions were required to use the samples.
: Not applicable.
: The authors declare that they have no competing interests.