About the Authors

Judith R. Glynn

judith.glynn@lshtm.ac.uk

Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

Ndoliwe Kayuni

Affiliation Karonga Prevention Study, Chilumba, Malawi

Emmanuel Banda

Affiliation Karonga Prevention Study, Chilumba, Malawi

Fiona Parrott

Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

Sian Floyd

Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

Monica Francis-Chizororo

Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

Misheck Nkhata

Affiliation Karonga Prevention Study, Chilumba, Malawi

Clare Tanton

Affiliation Centre for Sexual Health and HIV Research, Research Department of Infection and Population Health, University College London (UCL), London, United Kingdom

Joanne Hemmings

Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

Anna Molesworth

Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

Amelia C. Crampin

Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

Neil French

Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JRG FP SF CT JH ACC NF. Performed the experiments: NK EB FP CT JH MF-C MN AM. Analyzed the data: JRG FP SF. Wrote the paper: JRG NK EB FP SF MF-C MN CT JH AM ACC NF.