About the Authors

Jeremiah M. Ngondi

jn250@cam.ac.uk

Affiliations Department of Public Health and Primary Care, Institute of Public Health, University of Cambridge, Cambridge, United Kingdom, The Carter Center, Atlanta, Georgia, United States of America

Fiona E. Matthews

Affiliation MRC Biostatistics Unit, Institute of Public Health, Cambridge, United Kingdom

Mark H. Reacher

Affiliations Department of Public Health and Primary Care, Institute of Public Health, University of Cambridge, Cambridge, United Kingdom, Health Protection Agency, East of England Regional Epidemiology Unit, Institute of Public Health, Cambridge, United Kingdom

Jonathan King

Affiliation The Carter Center, Atlanta, Georgia, United States of America

Carol Brayne

Affiliation Department of Public Health and Primary Care, Institute of Public Health, University of Cambridge, Cambridge, United Kingdom

Hebe Gouda

Affiliation Department of Public Health and Primary Care, Institute of Public Health, University of Cambridge, Cambridge, United Kingdom

Paul M. Emerson

Affiliation The Carter Center, Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JMN FEM MHR JK CB HG PME. Performed the experiments: JMN JK. Analyzed the data: JMN FEM. Wrote the paper: JMN FEM MHR JK CB HG PME.