About the Authors

James Lightwood

Affiliations School of Pharmacy, University of California, San Francisco, San Francisco, California, United States of America, Center for Tobacco Control Research and Education, University of California, San Francisco, San Francisco, California, United States of America

Stanton A. Glantz

Stanton.Glantz@ucsf.edu

Affiliations Center for Tobacco Control Research and Education, University of California, San Francisco, San Francisco, California, United States of America, Division of Cardiology, Department of Medicine, University of California, San Francisco, San Francisco, California, United States of America, Philip R. Lee Institute for Health Policy Studies, University of California, San Francisco, San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JL SAG. Analyzed the data: JL SAG. Wrote the first draft of the manuscript: JL. Contributed to the writing of the manuscript: JL SAG. Agree with the manuscript’s results and conclusions: JL SAG. All authors have read, and confirm that they meet, ICMJE criteria for authorship.