1. Respiratory Sciences, University of Leicester, Leicester, UK
2. St Jude Children's Research Hospital, Memphis, TN, USA
3. British Antarctic Survey Medical Unit, Emergency Department, University Hospitals Plymouth NHS Trust, Plymouth, UK
4. NSW Health Pathology - Institute for Clinical Pathology and Medical Research, and University of Sydney, Westmead, New South Wales, Australia
5. Virology Department, Institut Pasteur de Dakar, Dakar, Senegal
6. Department of Pathology and Biomedical Science, University of Otago, and Canterbury Health Laboratories, Christchurch, New Zealand
7. JC School of Public Health and Primary Care, The Chinese University of Hong Kong, Hong Kong Special Administrative Region, People's Republic of China
8. Stanley Ho Centre for Emerging Infectious Diseases, The Chinese University of Hong Kong, Hong Kong Special Administrative Region, People's Republic of China
9. Hong Kong Institute of Asia-Pacific Studies, The Chinese University of Hong Kong, Hong Kong Special Administrative Region, People's Republic of China
10. Shenzhen Research Institute of the Chinese University of Hong Kong, Shenzhen, People's Republic of China
11. Department of Mechanical Engineering, The University of Hong Kong, Hong Kong Special Administrative Region, People's Republic of China
12. Laboratory Medicine, National University Hospital, Singapore, Singapore
13. Civil and Environmental Engineering, Virginia Tech, VA, USA
14. Instituto de Investigaciones en Ciencias de la Salud, Universidad Nacional de Asunción, San Lorenzo, Paraguay
15. Clinical Microbiology, University Hospitals of Leicester NHS Trust, Leicester, UK
16. Division of International Health, Niigata University, Niigata, Japan
17. Hospital Niño San Borja, Lima, Perú
18. WHO Collaborating Centre for Reference and Research on Influenza, Royal Melbourne Hospital, Melbourne, Australia
19. Department of Infectious Diseases, University of Melbourne at the Peter Doherty Institute for Infection and Immunity, Melbourne, Australia
20. Department of Parasitology, Microbiology and Immunology, Federal University of Juiz de Fora, Juiz de Fora, Brazil
21. Karachi Institute of Medical Sciences affiliated with National University of Medical Sciences, Karachi, Pakistan