Funding for this research was provided by:
Qatar University (QUST-2-CPH-2018-12)
Received: 21 September 2020
Accepted: 16 February 2021
First Online: 2 March 2021
Ethics approval and consent to participate
: The study was approved by Qatar University Institutional Review Board (QU-IRB) and all participants provided written informed consent form to participate in the study.
: Not applicable.
: The authors declare no competing interests.