Received: 27 April 2018
Accepted: 17 August 2018
First Online: 29 August 2018
Ethics approval and consent to participate
: The study was conducted following obtaining verbal consent from all farmers that made part of the study. Verbal consent was obtained by field staff of the Iranian Veterinary Organization.
: Not applicable.
: The author Ricardo J. Soares Magalhães is a member of the editorial board (Associate Editor) of this journal. The authors declare that they have no competing interests.
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