Text and Data Mining valid from 2020-05-07
Received: 5 August 2019
Accepted: 28 April 2020
First Online: 7 May 2020
Ethics approval and consent to participate
: The study protocol was approved by the Institutional Review Board at the Beirut Arab University under the protocol number 2019H-0059-P-R-0300. The informed consent obtained was written and all respondents have agreed to take part in the research and signed a free informed consent form.
: Not applicable.
: The authors declare that they have no competing interests.