About the Authors

Yinong Young-Xu

Affiliations Clinical Epidemiology Program, Veterans Affairs Medical Center, White River Junction, Vermont, United States of America, Department of Psychiatry, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, United States of America

Robertus van Aalst

robertus.vanaalst@va.gov

Affiliation Clinical Epidemiology Program, Veterans Affairs Medical Center, White River Junction, Vermont, United States of America

Ellyn Russo

Affiliation Clinical Epidemiology Program, Veterans Affairs Medical Center, White River Junction, Vermont, United States of America

Jason K. H. Lee

Affiliations Health Outcomes and Economics, Sanofi Pasteur, Swiftwater, Pennsylvania, United States of America, Leslie Dan Faculty of Pharmacy, University of Toronto, Toronto, Ontario, Canada

Ayman Chit

Affiliations Health Outcomes and Economics, Sanofi Pasteur, Swiftwater, Pennsylvania, United States of America, Leslie Dan Faculty of Pharmacy, University of Toronto, Toronto, Ontario, Canada

Competing Interests

I have read the journal's policy and the authors of this manuscript have the following competing interests: AC and JL are employees of Sanofi Pasteur. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials. AC has performed duties as a peer reviewer for PLOS ONE, this does not alter AC’s adherence to PLOS ONE Editorial policies and criteria.

Author Contributions

Conceptualization: YYX JKHL AC. Data curation: RVA. Formal analysis: YYX RVA AC. Funding acquisition: YYX. Investigation: RVA. Methodology: YYX AC JKHL. Project administration: RVA. Resources: ER JKHL. Software: RVA YYX ER. Supervision: YYX. Validation: YYX RVA ER. Visualization: RVA ER. Writing – original draft: YYX. Writing – review & editing: ER JKHL AC.