Funding for this research was provided by:
Received: 9 April 2019
Accepted: 17 December 2019
First Online: 17 January 2020
Ethics approval and consent to participate
: The study was approved by the institutional review board of King Faisal Specialist Hospital and Research Centre, Jeddah, Saudi Arabia (IRB# 17_02).
: Not applicable.
: AH works at Pfizer, anti infectives.