About the Authors

Andrea C. Carcelen

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Software, Supervision, Visualization, Writing – original draft

acarcel1@jh.edu

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

Kyla Hayford

Roles Conceptualization, Formal analysis, Funding acquisition, Supervision, Writing – review & editing

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

William J. Moss

Roles Conceptualization, Funding acquisition, Resources, Writing – review & editing

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

Christopher Book

Roles Data curation

Affiliation Macha Research Trust, Choma, Zambia

Philip E. Thuma

Roles Data curation, Project administration

Affiliation Macha Research Trust, Choma, Zambia

Francis D. Mwansa

Roles Project administration

Affiliation Ministry of Health, Lusaka, Zambia

Bryan Patenaude

Roles Formal analysis, Methodology, Validation, Writing – review & editing

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

Competing Interests

AC, KH, WM, and BP received financial support from the Bill & Melinda Gates Foundation. This does not alter our adherence to PLOS ONE policies on sharing data and materials. Other authors declare that they have no competing interests.