About the Authors

Sophie Boisson

sophie.boisson@lshtm.ac.uk

Affiliation Department of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, United Kingdom

Mbela Kiyombo

Affiliation Ecole de Santé publique de Kinshasa, Kinshasa, République Démocratique du Congo

Larry Sthreshley

Affiliation Communauté Presbytérienne de Kinshasa, Kinshasa, République Démocratique du Congo

Saturnin Tumba

Affiliation Zone de Santé de Bibanga, Province du Kasaï Oriental, République Démocratique du Congo

Jacques Makambo

Affiliation Communauté Presbytérienne de Kinshasa, Kinshasa, République Démocratique du Congo

Thomas Clasen

Affiliation Department of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, United Kingdom

Competing Interests

Sophie Boisson and Thomas Clasen are on the staff of the London School of Hygiene and Tropical Medicine and receive funding from Vestergaard-Frandsen for research and consulting. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: SB TC. Performed the experiments: ST. Analyzed the data: SB TC. Contributed reagents/materials/analysis tools: MK LS ST JM. Wrote the paper: SB MK LS TC.