About the Authors

Rodica Gilca

rodica.gilca@inspq.qc.ca

Affiliations Biological, Environmental and Occupational Risks, Institut National de Santé Publique du Québec, Quebec, QC, Canada, CHU de Quebec, Quebec, QC, Canada, Laval University, Quebec, QC, Canada

Danuta M. Skowronski

Affiliation Influenza & Emerging Respiratory Pathogens, British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada

Monique Douville-Fradet

Affiliation Biological, Environmental and Occupational Risks, Institut National de Santé Publique du Québec, Quebec, QC, Canada

Rachid Amini

Affiliation Biological, Environmental and Occupational Risks, Institut National de Santé Publique du Québec, Quebec, QC, Canada

Nicole Boulianne

Affiliations Biological, Environmental and Occupational Risks, Institut National de Santé Publique du Québec, Quebec, QC, Canada, CHU de Quebec, Quebec, QC, Canada

Isabelle Rouleau

Affiliation Bureau de surveillance et de vigie, Ministère de la Santé et des Services sociaux du Québec, Quebec, QC, Canada

Christine Martineau

Affiliation Laboratoire de santé publique du Québec, Institut National de Santé Publique du Québec, Montreal, Canada

Hugues Charest

Affiliation Laboratoire de santé publique du Québec, Institut National de Santé Publique du Québec, Montreal, Canada

Gaston De Serres

Affiliations Biological, Environmental and Occupational Risks, Institut National de Santé Publique du Québec, Quebec, QC, Canada, CHU de Quebec, Quebec, QC, Canada, Laval University, Quebec, QC, Canada

Competing Interests

The authors have the following interests: RG has received research grants from Pfizer and from Sanofi for unrelated studies. GDS has received research grants from GlaxoSmithKline for unrelated studies and was reimbursed for travel expenses to attend an ad hoc GlaxoSmithKline advisory board meeting. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: RG MDF NB GDS. Analyzed the data: RG DMS RA MDF NB IR CM HC GDS. Contributed reagents/materials/analysis tools: CM HC. Wrote the paper: RG DMS RA MDF NB IR CM HC GDS.