Funding for this research was provided by:
Qatar National Research Fund (NPRP 5 - 098 - 3 – 021)
International Atomic Energy Agency (OMA/6/006)
King Abdullah University of Science and Technology (BAS/1/1020-01-01)
Received: 6 February 2020
Accepted: 20 May 2020
First Online: 15 June 2020
Ethics approval and consent to participate
: Ethical clearance for the study was obtained from the Institutional Review Board of HMC and Weill Cornell Medicine-Qatar (Protocol no.14–00097). A signed consent was obtained from each participant before any interview or clinical examination was conducted.
: Not applicable.
: The authors declare that they have no competing interests.