Funding for this research was provided by:
University of Zabol (Grant No. UOZ-GR-9618-56)
Received: 15 February 2020
Accepted: 22 July 2020
First Online: 3 August 2020
Ethics approval and consent to participate
: Verbal informed consent was obtained from the all farm owners for sample collection and approved by the Ethics Committee of the University of Zabol. The address of the farm owners was recorded. The samples were transferred to the Faculty of Veterinary Medicine, University of Zabol, by farm owners for experimental purposes. Because the samples were transported by the owners themselves, the Ethics Committee approved this study and they felt the need for written consent was not necessary. The study was approved by the Ethics Committee with the approval number IR.UOZ.REC.1395.11.
: Not applicable.
: Authors declare that they have no competing interests.