1. Dalhousie University and Canadian Center for Vaccinology , Halifax , Canada
2. Department of Medicine, Universidade Federal de São Carlos , São Carlos , Brazil
3. Netherlands Institute for Health Care Research (Nivel) , Utrecht , Netherlands
4. Foundation for Influenza Epidemiology, Fondation de France , Paris , France
5. Center for Vaccine Development and Global Health, University of Maryland School of Medicine , Baltimore, Maryland , USA
6. WHO Collaborating Centre for Reference and Research on Influenza, Crick Institute , London , United Kingdom
7. Centre for Vaccine Equity, Task Force for Global Health , Atlanta, Georgia , USA
8. South African Medical Research Council, Vaccines & Infectious Diseases Analytics (VIDA) Research Unit, and Department of Science and Technology/National Research Foundation, South African Research Chair Initiative in Vaccine Preventable Diseases, Faculty of Health Sciences University of the Witwatersrand , Johannesburg , South Africa
9. National Reference Laboratory for Viral Respiratory Diseases, Virology Department, INEI-ANLIS , Buenos Aires , Argentina
10. Molecular Biology/Microbiology Research Laboratory, Universidade Federal do Paraná , Curitiba , Brazil
11. Epidemiology, Immunization and Infection Control Department—Hospital Pequeno Principe , Curitiba, Paraná , Brazil
12. Grupo de Investigación UNIMOL, Facultad de Medicina, Universidad de Cartagena , Cartagena de Indias , Colombia
13. School of Public Health, Fudan University , Shanghai , China
14. Hôpital Edouard Herriot , Lyon , France
15. Sher-i-Kashmir Institute , Srinagar , India
16. Institut National d'Hygiène Publique (INHP) , Abidjan , Côte d’Ivoire
17. Kenya Medical Research Institute (KEMRI) , Nairobi , Kenya
18. Center for Infectious Diseases Research, American University of Beirut , Beirut , Lebanon
19. Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran , Mexico City , Mexico
20. Clínica Internacional, Instituto de Medicina Tropical Universidad Nacional Mayor de San Marcos , Lima , Peru
21. National Institute for Infectious Diseases “Prof. Dr. Matei Bals” , Bucharest , Romania
22. FSBI “N.F. Gamaleya NRCEM” Ministry of Health of the Russian Federation (Federal Research Budgetary Institute “National Research Center of Epidemiology and Microbiology named after honorary academician N.F. Gamaleya) , Moscow , Russia
23. Smorodintsev Research Institute of Influenza , St. Petersburg , Russia
24. Institute of Public Health of Vojvodina , Novi Sad , Serbia
25. Faculty of Medicine, University of Novi Sad , Novi Sad , Serbia
26. FISABIO , Valencia , Spain
27. Université de Lyon , Lyon , France