Received: 8 January 2021
Accepted: 1 March 2021
First Online: 1 April 2021
: Written informed consent was obtained from all participants and the study was approved by the institutional review board at King Saud University (ethical approval no. E-18-3617, received 30 January 2019).
: Not applicable.
: The investigator declares that no conflicts of interest exist concerning the research work.