Youssef, Ashraf Talaat
Article History
Received: 4 November 2017
Accepted: 19 March 2018
First Online: 31 March 2018
Compliance with ethical standards
:
: The author declares that he has no conflict interest.
: All procedures performed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975 (revised version of 2000) (5).
: All patients provided written informed consent to the enrollment in the study and to the publication of information that could potentially lead to their identification.