About the Authors

Anders Chen

ddowdy@jhsph.edu

Affiliation Department of Internal Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

David W. Dowdy

Affiliation Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AC DWD. Performed the experiments: AC DWD. Analyzed the data: AC DWD. Contributed reagents/materials/analysis tools: AC DWD. Wrote the paper: AC DWD.