About the Authors

Wyller Alencar de Mello

Affiliation Evandro Chagas Institute (IEC), WHO Global Influenza Surveillance Network (GISN), Secretary of Surveillance in Health, Brazilian Ministry of Health, Ananindeua, Para, Brazil

Terezinha Maria de Paiva

Affiliation Adolfo Lutz Institute (IAL), WHO Global Influenza Surveillance Network (GISN), Secretary of Health of São Paulo State, Brazilian Ministry of Health, São Paulo, São Paulo, Brazil

Maria Akiko Ishida

Affiliation Adolfo Lutz Institute (IAL), WHO Global Influenza Surveillance Network (GISN), Secretary of Health of São Paulo State, Brazilian Ministry of Health, São Paulo, São Paulo, Brazil

Margarete Aparecida Benega

Affiliation Adolfo Lutz Institute (IAL), WHO Global Influenza Surveillance Network (GISN), Secretary of Health of São Paulo State, Brazilian Ministry of Health, São Paulo, São Paulo, Brazil

Mirleide Cordeiro dos Santos

Affiliation Evandro Chagas Institute (IEC), WHO Global Influenza Surveillance Network (GISN), Secretary of Surveillance in Health, Brazilian Ministry of Health, Ananindeua, Para, Brazil

Cécile Viboud

Affiliation Fogarty International Center, National Institutes of Health, Bethesda, Maryland, United States of America

Mark A. Miller

Affiliation Fogarty International Center, National Institutes of Health, Bethesda, Maryland, United States of America

Wladimir J. Alonso

alonsow@mail.nih.gov

Affiliation Fogarty International Center, National Institutes of Health, Bethesda, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: WADM TMdP WJA. Performed the experiments: WADM TMdP MAI MAB MCdS WJA. Analyzed the data: CV MAM WJA. Contributed reagents/materials/analysis tools: CV MAM. Wrote the paper: WJA. .