1 Mass Gatherings and Global Health Network, London, United Kingdom. Electronic address: msshafi12@gmail.com.
2 Special Infectious Agents Unit BSL-3, King Fahd Medical Research Center, King Abdulaziz University, Jeddah, 21589, Saudi Arabia; Department of Medical Laboratory Sciences, Faculty of Applied Medical Sciences, King Abdulaziz University, Jeddah, 21589, Saudi Arabia. Electronic address: eazhar@kau.edu.sa.
3 International Society for Infectious Diseases; Directorate General for Disease Surveillance and Control, Ministry of Health, P.O. Box 393, 100, Muscat, Oman. Electronic address: salabri@gmail.com.
4 DBT-National Centre for Cell Science, Pune, India. Electronic address: avinash.nccs@gmail.com.
5 General Practice Direct, Harrow HA2 0RQ, London, United Kingdom. Electronic address: nizarmerali@nhs.net.
6 International Society for Infectious Diseases; Infectious Disease Unit, Specialty Internal Medicine, Johns Hopkins Aramco Healthcare, Dhahran, Saudi Arabia; Indiana University School of Medicine, Indianapolis, USA; Infectious Disease Division, Johns Hopkins University School of Medicine, Baltimore, MD, USA. Electronic address: jaltawfi@yahoo.com.
7 Special Infectious Agents Unit BSL-3, King Fahd Medical Research Center, King Abdulaziz University, Jeddah, 21589, Saudi Arabia; Department of Medical Laboratory Sciences, Faculty of Applied Medical Sciences, King Abdulaziz University, Jeddah, 21589, Saudi Arabia. Electronic address: saelkfrawy@kau.edu.sa.
8 Division of Infection and Immunity, University College London, United Kingdom; NIHR Biomedical Research Centre, UCL Hospitals NHS Foundation Trust, London, United Kingdom. Electronic address: a.zumla@ucl.ac.uk.
9 International Society for Infectious Diseases; Stanley Ho Centre for Emerging Infectious Diseases, The Chinese University of Hong Kong, Hong Kong, China. Electronic address: sslee@cuhk.edu.hk.