About the Authors

Francesca Holt

fh265@cam.ac.uk

Affiliation St John's College, University of Cambridge, Cambridge, United Kingdom

Stephen J. Gillam

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

Jeremiah M. Ngondi

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

Competing Interests

The authors have declared that no competing interests exist.