Abd El-Ghani, Wael M. A.
Article History
Received: 1 October 2017
Accepted: 27 February 2018
First Online: 1 June 2018
Ethics approval and consent to participate
: This work had the approval from Assiut Medical School Ethical Review Board. Informed consent was taken from all individuals who participated in the study.
: The author declares that he has no competing interests.
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