About the Authors

Andreas Jahn

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

Sian Floyd

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

Nuala McGrath

Affiliations Department of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, United Kingdom, Africa Centre for Health and Population Studies, University of KwaZulu Natal, Mtubatuba, South Africa

Amelia C. Crampin

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

Lackson Kachiwanda

Affiliation Karonga Prevention Study, Chilumba, Karonga, Malawi

Venance Mwinuka

Affiliation Karonga Prevention Study, Chilumba, Karonga, Malawi

Basia Zaba

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

Paul E. M. Fine

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

Judith R. Glynn

Judith.glynn@lshtm.ac.uk

Affiliation Department 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: AJ ACC BZ PEMF JRG. Performed the experiments: AJ NM ACC LK VM. Analyzed the data: AJ SF BZ JRG. Contributed reagents/materials/analysis tools: LK VM. Wrote the paper: AJ SF NM ACC PEMF JRG.