- Correspondence to Dr Bandar Al Knawy, Office of the Chief Executive Officer, National Guard Health Affairs, Riyadh 11426, Saudi Arabia;
- Received April 29, 2020
- Revised June 27, 2020
- Accepted July 10, 2020
- First published October 22, 2020.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.