Text and Data Mining valid from 2019-01-29
Received: 25 July 2018
Accepted: 22 January 2019
First Online: 29 January 2019
Compliance with ethical standards
: The Lebanese University Review Board has approved the study protocol based on the fact that it protects patients’ anonymity and confidentiality. A written informed consent was signed by those who approved to participate in the study.
: The authors declare that they have no conflict of interest.