Assem, M.
Elsabaawy, M.
Abdelrashed, M.
Elemam, S.
Khodeer, S.
Hamed, W.
Abdelaziz, A.
El-Azab, G.
Article History
Received: 28 July 2015
Accepted: 6 November 2015
First Online: 10 December 2015
Compliance with ethical standards
:
: All participating centers shared in the fund.
: M. Assem, M. Elsabaawy, M. Abdelrashed, S. Elemam, S. Khodeer, W. Hamed, A. Abdelaziz, G. El-Azab declare no competing interests, either financial or non-financial.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The study protocol was approved by the local ethics committee at each participating center and written informed consent was obtained from patients before entering the study. All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975.
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