Kerner, K ; Bridger, P.S ; Fröhlich, J...
Veterinary research -- Vet Res -- 1297-9716 -- 0928-4249 -- 2012391-7 -- 1146298-x -- https://veterinaryresearch.biomedcentral.com/ -- https://link.springer.com/journal/13567 -- http://www.bibliothek.uni-regensburg.de/ezeit/?2012391 -- https://www.ncbi.nlm.nih.gov/pmc/journals/892/ -- http://www.vetres-archive.org//pages/article.php.  , 2015