Funding for this research was provided by:
Assiut University (1000 dollar)
Article History
Received: 11 October 2018
Accepted: 4 January 2019
First Online: 25 January 2019
Ethics approval and consent to participate
: This study was approved by the Social Science Ethical Committee of the Faculty of Veterinary medicine, Assiut University, Assiut, Egypt.All applicable international, national, and institutional guidelines for the care and use of birds were followed.
: Not applicable.
: The authors declare that they have no competing interests.
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