About the Authors

Bisola Ojikutu

bojikutu@jsi.com

Affiliations John Snow Inc., Boston, Massachusetts, United States of America, Massachusetts General Hospital, Infectious Disease Division, Boston, Massachusetts, United States of America

Molly Higgins-Biddle

Affiliation John Snow Inc., Boston, Massachusetts, United States of America

Dana Greeson

Affiliation Columbia University, Department of Epidemiology, New York, New York, United States of America

Benjamin R. Phelps

Affiliation United States Agency for International Development (USAID), Washington, D. C., United States of America

Anouk Amzel

Affiliation United States Agency for International Development (USAID), Washington, D. C., United States of America

Emeka Okechukwu

Affiliation United States Agency for International Development (USAID), Abuja, Nigeria

Usman Kolapo

Affiliation Indepth Precision, Abuja, Nigeria

Howard Cabral

Affiliation Boston University School of Public Health, Department of Biostatistics, Boston, Massachusetts, United States of America

Ellen Cooper

Affiliation Boston University School of Medicine, Boston, Massachusetts, United States of America

Lisa R. Hirschhorn

Affiliation Harvard Medical School, Department of Global Health and Social Medicine, Harvard Medical School, Boston, Massachusetts, United States of America

Competing Interests

Bisola Ojikutu and Molly-Higgins Biddle are employed by John Snow Inc. Usman Kolapo is employed by Indepth Precision. Benjamin R. Phelps and Anouk Amzel, are employed by the U.S. Agency for International Development. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: BO MHB DG BRP AA EO UK HC EC LH. Performed the experiments: BO MHB DG UK EC HC. Analyzed the data: BO MHB DG HC LH. Contributed reagents/materials/analysis tools: BO MHB DG EO UK HC EC LH. Wrote the paper: BO MHB DG EO UK HC LH.