About the Authors

Wendy Prudhomme O'Meara

wendypomeara@gmail.com

Affiliations Department of Medicine, Duke University School of Medicine, Durham, North Carolina, United States of America, Duke Global Health Institute, Durham, North Carolina, United States of America, Department of Epidemiology and Nutrition, Moi University School of Public Health, Eldoret, Kenya, United States Agency for International Development-Academic Model Providing Access to Healthcare Partnership, Eldoret, Kenya

Nathan Smith

Affiliation Duke Global Health Institute, Durham, North Carolina, United States of America

Emmanuel Ekal

Affiliation Ministry of Public Health and Sanitation, Nairobi, Kenya

Donald Cole

Affiliation Division of Global Health, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada

Samson Ndege

Affiliations Department of Epidemiology and Nutrition, Moi University School of Public Health, Eldoret, Kenya, United States Agency for International Development-Academic Model Providing Access to Healthcare Partnership, Eldoret, Kenya

Competing Interests

The HCT program was made possible through funding from commercial sources (Global Business Coalition and Abbott Laboratories). However, the funders had no role in data collection, analysis or manuscript preparation. None of the authors are employed by or have any financial or non-financial relationship with either organization that would constitute a competing interest. The source of the funding does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: WO. Performed the experiments: SN NS. Analyzed the data: WO NS. Contributed reagents/materials/analysis tools: EE DC. Wrote the paper: WO NS. Interpretation and significant revisions: DC SN EE.