About the Authors

Olivia Oxlade

Affiliation Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts, United States of America

Megan Murray

mmurray@hsph.harvard.edu

Affiliations Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts, United States of America, Division of Global Health Equity, Brigham and Women's Hospital, Boston, Massachusetts, United States of America, Infectious Disease Unit, Massachusetts General Hospital, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: OO MM. Analyzed the data: OO. Wrote the paper: OO MM.