About the Authors

Virginia A. Fonner

vtedrow@jhsph.edu

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

Deanna Kerrigan

Affiliation Johns Hopkins Bloomberg School of Public Health, Department of Health, Behavior, and Society, Baltimore, Maryland, United States of America

Zandile Mnisi

Affiliation Swaziland National AIDS Program, Mbabane, Swaziland

Sosthenes Ketende

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

Caitlin E. Kennedy

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

Stefan Baral

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: VF DK ZM CK SB. Performed the experiments: VF DK CK SB ZM. Analyzed the data: VF SK. Contributed reagents/materials/analysis tools: VF DK SB SK ZM. Wrote the paper: VF DK CK SK.