1. Johns Hopkins Aramco Healthcare, Dhahran, Saudi Arabia
2. Infectious Disease Division, Department of Medicine, Indiana University School of Medicine, Indianapolis, Indiana
3. Infectious Disease Division, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland
4. Director Research & Innovation Center, Research Center Department, King Saud Medical City, Ministry of Health, Riyadh, Saudi Arabia
5. Department of Medicine, Al-Faisal University, Riyadh, Saudi Arabia
6. Hubert Department of Global Health, Rollins School of Public Health, Emory University, Atlanta, Georgia