Abo hagar, Ahmed
Ashour, Yossri
Abd El-Razek, Reda
Elsamahy, Mohamed
Shehab, Osama
Article History
Received: 2 October 2017
Accepted: 4 May 2018
First Online: 1 June 2018
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of Suez Canal Faculty of Medicine on April 14, 2015. The committee number is 2399. An informed consent was taken from all the participants in the study.
: All participants had signed an informed consent to participate and for the data to be published.
: The authors declare that they have no competing interests.
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