About the Authors

Robert S. Wallis

robert.wallis@pfizer.com

Affiliation Pfizer, Groton, Connecticut, United States of America

Wesley Jakubiec

Affiliation VA Connecticut Healthcare, West Haven, Connecticut, United States of America

Mark Mitton-Fry

Affiliation Pfizer, Groton, Connecticut, United States of America

Lynn Ladutko

Affiliation VA Connecticut Healthcare, West Haven, Connecticut, United States of America

Sheldon Campbell

Affiliations VA Connecticut Healthcare, West Haven, Connecticut, United States of America, Yale University, New Haven, Connecticut, United States of America

Darcy Paige

Affiliation Pfizer, Groton, Connecticut, United States of America

Annette Silvia

Affiliation Pfizer, Groton, Connecticut, United States of America

Paul F. Miller

Affiliation Pfizer, Groton, Connecticut, United States of America

Competing Interests

The study was sponsored by Pfizer, of which some authors are employees and some shareholders. The authors have no other competing interests. 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: RSW MMF WJ LL SC DP AS PFM. Performed the experiments: WJ. Analyzed the data: RSW. Contributed reagents/materials/analysis tools: LL SC DP AS. Wrote the paper: RSW. Critical review: LL MMF PFM DP AS.