Government of the United States of America - Centers for Disease Control and Prevention (CDC), Curtin University - School of Public Health, Pan American Health Organization - Family, Health Promotion and Life Course (FPL), Monash University - Department of Infectious Diseases, Perth Children’s Hospital - Telethon Kids Institute, Australian Government - Centre for Disease Control, National Centre for Biosecurity and Infectious Disease (NCBID) - Institute of Environmental Science and Research Limited (ESR), ESR (Institute of Environmental Science and Research), ESR (Institute of Environmental Science and Research) - Health Intelligence Team, Ministry of Public Health, Thailand, Government of the United States of America - Influenza Division, Government of the United States of America - Influenza Division, Ministry of Public Health, Thailand, Ministerio de Salud de la Ciudad Autónoma de Buenos Aires, Hospital San Juan de Dios, Ministry of Health, Brazil, Ministry of Health (Brazil), Ministerio de Salud de la Nación, Ministerio de Salud de la Nación, Ministry of Health and Social Welfare, Ministry of Health and Social Welfare, Ministerio de Salud Pública, Ministry of Health, Uruguay, Pan American Health Organization, Pan American Health Organization - Family, Health Promotion and Life Course (FPL), Government of the United States of America - National Center for Immunization and Respiratory Diseases, Government of the United States of America - Centers for Disease Control and Prevention (CDC), Government of the United States of America - Influenza Division and Monash University

World Health Organization (WHO) - World Health Organization Regional Office for Europe, UK Health Security Agency, Government of the United States of America - Centers for Disease Control and Prevention (CDC), Chaim Sheba Medical Center - Infection Prevention & Control Unit, European Centre for Disease Prevention and Control, Epiconcept, Government of Albania - Institute of Public Health, U.S. Naval Medical Research Unit No. 6, Government of the United States of America - Centers for Disease Control and Prevention (CDC), National Center for Disease Control and Public Health, St. James Hospital - Department of Infectious Diseases, Republic of Azerbaijan, National Institute of Health Doctor Ricardo Jorge, Thailand MOPH - U.S. CDC Collaboration, UK Health Security Agency, Public Health England Colindale, Public Health England Colindale, World Health Organization (WHO) - World Health Organization Regional Office for Europe, Government of the United States of America - National Center for Immunization and Respiratory Diseases and Public Health England Colindale

Government of the United States of America - Centers for Disease Control and Prevention (CDC), Centers for Disease Control and Prevention, Gorgas Memorial Institute for Health Studies, National Institute of Health of El Salvador, Centers for Disease Control and Prevention, Government of the United States of America - Influenza Division, Government of the United States of America - Centers for Disease Control and Prevention (CDC), Gorgas Memorial Institute for Health Studies and University of South Florida - College of Public Health