Abdel-Rahman, Omar http://orcid.org/0000-0002-5117-2502
Article History
Received: 12 March 2019
Accepted: 19 June 2019
First Online: 25 June 2019
Compliance with ethical standards:
:
: No author has any conflict of interest.
: 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. As this study is based on a publicly available dataset, IRB approval was not required for it.
: As this study is based on a publicly available database without identifying patient information, informed consent was not needed.