Funding for this research was provided by:
National Veterinary Institute
Received: 24 April 2018
Accepted: 14 November 2018
First Online: 5 December 2018
Ethics approval and consent to participate
: This study has been approved by the Animal Research Ethics Committee of the College of Veterinary Medicine and Agriculture of Addis Ababa University as regards to the ethical standards in handling and specimen collection from animals.
: Not applicable.
: The authors declare that they have no competing interests.
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