Article History
Accepted: 2 January 2020
First Online: 16 March 2020
Compliance with ethical standards
:
: Yasser El-Nahhal, Raaed Lubbad and Mohammad R. Al-Agha declare that we have no conflict of interest.
: Ethical approval for this study was obtained from the research committee of the Faculty of Science and the Faculty of Medicine at The Islamic University Gaza.