About the Authors

Jeffrey C. Kwong

jeff.kwong@utoronto.ca

Affiliations Institute for Clinical Evaluative Sciences, Toronto, Canada, Public Health Ontario, Toronto, Canada, Dalla Lana School of Public Health, University of Toronto, Toronto, Canada, Department of Family and Community Medicine, University of Toronto, Toronto, Canada

Sujitha Ratnasingham

Affiliation Institute for Clinical Evaluative Sciences, Toronto, Canada

Michael A. Campitelli

Affiliation Institute for Clinical Evaluative Sciences, Toronto, Canada

Nick Daneman

Affiliation Institute for Clinical Evaluative Sciences, Toronto, Canada

Shelley L. Deeks

Affiliations Public Health Ontario, Toronto, Canada, Dalla Lana School of Public Health, University of Toronto, Toronto, Canada

Douglas G. Manuel

Affiliations Institute for Clinical Evaluative Sciences, Toronto, Canada, Ottawa Hospital Research Unit, Ottawa, Canada

Vanessa G. Allen

Affiliations Public Health Ontario, Toronto, Canada, Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Canada

Ahmed M. Bayoumi

Affiliations Institute for Clinical Evaluative Sciences, Toronto, Canada, Department of Health Policy, Management, and Evaluation, University of Toronto, Toronto, Canada, Department of Medicine, University of Toronto, Toronto, Canada, Centre for Research on Inner City Health, The Keenan Research Centre, Li Ka Shing Knowledge Institute, St Michael's Hospital, Toronto, Canada

Aamir Fazil

Affiliation Public Health Agency of Canada, Guelph, Canada

David N. Fisman

Affiliation Dalla Lana School of Public Health, University of Toronto, Toronto, Canada

Andrea S. Gershon

Affiliation Institute for Clinical Evaluative Sciences, Toronto, Canada

Effie Gournis

Affiliations Dalla Lana School of Public Health, University of Toronto, Toronto, Canada, Toronto Public Health, Toronto, Canada

E. Jenny Heathcote

Affiliation Department of Medicine, University of Toronto, Toronto, Canada

Frances B. Jamieson

Affiliations Public Health Ontario, Toronto, Canada, Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Canada

Prabhat Jha

Affiliations Dalla Lana School of Public Health, University of Toronto, Toronto, Canada, Centre for Global Health Research, St Michael's Hospital, Toronto, Canada

Kamran M. Khan

Affiliations Department of Health Policy, Management, and Evaluation, University of Toronto, Toronto, Canada, Department of Medicine, University of Toronto, Toronto, Canada, Centre for Research on Inner City Health, The Keenan Research Centre, Li Ka Shing Knowledge Institute, St Michael's Hospital, Toronto, Canada

Shannon E. Majowicz

Affiliations Department of Population Medicine, University of Guelph, Guelph, Canada, Department of Health Studies and Gerontology, University of Waterloo, Waterloo, Canada

Tony Mazzulli

Affiliations Public Health Ontario, Toronto, Canada, Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Canada, Department of Medicine, University of Toronto, Toronto, Canada

Allison J. McGeer

Affiliations Dalla Lana School of Public Health, University of Toronto, Toronto, Canada, Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Canada

Matthew P. Muller

Affiliation Department of Medicine, University of Toronto, Toronto, Canada

Abhishek Raut

Affiliation Dalla Lana School of Public Health, University of Toronto, Toronto, Canada

Elizabeth Rea

Affiliations Dalla Lana School of Public Health, University of Toronto, Toronto, Canada, Toronto Public Health, Toronto, Canada

Robert S. Remis

Affiliation Dalla Lana School of Public Health, University of Toronto, Toronto, Canada

Rita Shahin

Affiliation Toronto Public Health, Toronto, Canada

Alissa J. Wright

Affiliation Department of Medicine, University of British Columbia, Vancouver, Canada

Brandon Zagorski

Affiliation Institute for Clinical Evaluative Sciences, Toronto, Canada

Natasha S. Crowcroft

Affiliations Public Health Ontario, Toronto, Canada, Dalla Lana School of Public Health, University of Toronto, Toronto, Canada, Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Canada

Competing Interests

The authors have read the journal's policy and the following authors wish to report these potential conflicts. DNF has previously received research funding and/or served as a consultant to Novartis, Sanofi-Pasteur, and GlaxoSmithKline on issues related to vaccination. AJM has received research honoraria from Gilead Biosciences, Hoffman-Laroche, GlaxoSmithKline, Pfizer, Merck, Sanofi-Pasteur, and Wyeth. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials. The remaining authors declare that they have no conflict of interest.

Author Contributions

Conceived and designed the experiments: JCK SR ND PJ DGM NSC. Performed the experiments: SR MAC BZ. Analyzed the data: SR MAC BZ. Wrote the paper: JCK MAC. Interpreted the data: JCK SR MAC ND SLD DGM VGA AMB AF DNF ASG EG EJH FBJ PJ KMK SEM TM AJM MPM AR ER RSR RS AJW BZ NSC. Critically revised the manuscript for important intellectual content and approved the final version for publication: JCK SR MAC ND SLD DGM VGA AMB AF DNF ASG EG EJH FBJ PJ KMK SEM TM AJM MPM AR ER RSR RS AJW BZ NSC. Obtained funding: NSC. Study supervision: JCK.