Funding for this research was provided by:
Al Jalila Foundation (AJF 201542)
Received: 2 February 2020
Accepted: 22 May 2020
First Online: 15 June 2020
Ethics approval and consent to participate
: This research was approved by the University of Sharjah Research Ethics Committee (approval number: ERC/23/11/15/45) and written consent was obtained from the participants at the beginning of the study.
: Not applicable.
: The authors declare that they have no competing interests.