Niazy, M. H.
Gaber, W.
Sayed, S.
Shaker, O. G.
Gheita, T. A.
Article History
First Online: 10 October 2019
Compliance with ethical guidelines
:
: M.H. Niazy, W. Gaber, S. Sayed, O.G. Shaker, and T.A. Gheita declare that they have no competing interests.
: All procedures performed in studies involving human participants or on human tissue were in accordance with the ethical standards of the institutional and/or national research committee and with the 1975 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study.