El-Tholoth, Mohamed http://orcid.org/0000-0002-5253-5168
Abou El-Azm, Kamel I.
Article History
Received: 24 August 2018
Accepted: 13 December 2018
First Online: 5 January 2019
Compliance with ethical standards
:
: Handling of chickens including sampling was performed according to the ethical standards established by Mansoura University, Egypt. Chicken farms owners had given oral consent in accordance with the national ethical regulations.
: The authors declare that they have no conflict of interest.