About the Authors
- Crystal E. Tan, Stanton A. Glantz
- Center for Tobacco Control Research and Education, Department of Medicine, University of California, San Francisco, San Francisco, California, United States of America
- Thomas Kyriss
- Schillerhoehe Hospital, Thoracic Surgery, Gerlingen, Germany
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SAG. Performed the experiments: CET TK SAG. Analyzed the data: CET TK SAG. Wrote the first draft of the manuscript: CET. Contributed to the writing of the manuscript: CET TK SAG. ICMJE criteria for authorship read and met: CET TK SAG. Agree with manuscript results and conclusions: CET TK SAG.