Funding for this research was provided by:
Qatar National Research Fund ((NPRP No.: 8-517-3-112)
Text and Data Mining valid from 2020-05-06
Received: 20 January 2020
Accepted: 17 April 2020
First Online: 6 May 2020
Ethics approval and consent to participate
: All patients provided signed informed consent, and the study was approved by the Regional Committee for Medical and Health Research Ethics.
: Not applicable.
: The authors declare that they have no competing interests.