Text and Data Mining valid from 2019-09-05
Received: 27 February 2019
Accepted: 26 August 2019
First Online: 5 September 2019
Ethics approval and consent to participate
: The Institutional Review Board (IRB) of the American University of Beirut Medical Center has approved this research. Due to the retrospective nature of data collection, a waiver of written consent was granted.
: Not applicable.
: The authors declare that they have no competing interests.