About the Authors

Fredy A. Canchihuaman

freancri@u.washington.edu

Affiliations School of Public Health and Administration, Universidad Peruana Cayetano Heredia, Lima, Peru, Departments of Global Health and Epidemiology, University of Washington, Seattle, Washington, United States of America

Patricia J. Garcia

Affiliations School of Public Health and Administration, Universidad Peruana Cayetano Heredia, Lima, Peru, Center for AIDS and STD, University of Washington, Seattle, Washington, United States of America

Stephen S. Gloyd

Affiliations Departments of Global Health and Epidemiology, University of Washington, Seattle, Washington, United States of America, Center for AIDS and STD, University of Washington, Seattle, Washington, United States of America

King K. Holmes

Affiliations Departments of Global Health and Epidemiology, University of Washington, Seattle, Washington, United States of America, Center for AIDS and STD, University of Washington, Seattle, Washington, United States of America, Department of Medicine, University of Washington, Seattle, Washington, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FAC PJG KKH. Performed the experiments: FAC. Analyzed the data: FAC PJG KKH SSG. Contributed reagents/materials/analysis tools: FAC. Wrote the paper: FAC PJG KKH SSG.