Funding for this research was provided by:
King Abdulaziz University (DF-337-140-1441)
Received: 5 January 2020
Accepted: 22 April 2020
First Online: 21 May 2020
Ethics approval and consent to participate
: The protocol of the present study was approved by the Research Ethics Committee (REC) of King Abdulaziz University, Jeddah, Saudi Arabia. (Reference No. 003974). Written informed consent was obtained and documented from all participants. They were informed about the nature of the study and confidentiality of their response.
: Not applicable.
: The authors declare that they have no financial and Non-financial competing interests.