Text and Data Mining valid from 2019-04-03
Received: 4 September 2018
Accepted: 27 March 2019
First Online: 3 April 2019
Compliance with ethical standards
: As sampling was part of routine diagnostic procedures, no ethical permission was necessary under Serbian legislation (Animal Welfare Act, Official Gazette RS 41/2009).
: The authors declare that they have no conflict of interest.