About the Authors

Aika S. Mongi

Affiliation Mwanza Intervention Trials Unit, Mwanza, Tanzania

Kathy Baisley

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

Trong Thanh-Hoang Ao

Affiliations Mwanza Intervention Trials Unit, Mwanza, Tanzania, London School of Hygiene and Tropical Medicine, London, United Kingdom

Joseph Chilongani

Affiliation National Institute for Medical Research, Mwanza, Tanzania

Aura Aguirre-Andreasen

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

Suzanna C. Francis

Affiliations Mwanza Intervention Trials Unit, Mwanza, Tanzania, London School of Hygiene and Tropical Medicine, London, United Kingdom

John Shao

Affiliation Kilimanjaro Christian Medical Centre, Moshi, Tanzania

Richard Hayes

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

Saidi Kapiga

Saidi.Kapiga@lshtm.ac.uk

Affiliations Mwanza Intervention Trials Unit, Mwanza, Tanzania, London School of Hygiene and Tropical Medicine, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RH SK. Performed the experiments: AA TA JC SF SK AM JS. Analyzed the data: KB. Wrote the paper: AM. Contributed to the drafting of the manuscript: KB.