Funding for this research was provided by:
Female Center for Scientific and Medical Colleges, King Saud University
Text and Data Mining valid from 2018-03-01
Received: 13 May 2017
Accepted: 2 February 2018
First Online: 1 March 2018
Compliance with ethical standards
: The authors declare no potential conflicts of interest with respect to the authorship, and/or publication of this article.
: All procedures performed 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.