About the Authors

Kelly Clarke

k.clarke.09@ucl.ac.uk

Affiliation UCL Institute for Global Health, University College London, London, United Kingdom

Michael King

Affiliation Mental Health Sciences Unit, University College London, London, United Kingdom

Audrey Prost

Affiliation UCL Institute for Global Health, University College London, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KC MK AP. Analyzed the data: KC. Wrote the first draft of the manuscript: KC. Contributed to the writing of the manuscript: KC MK AP. ICMJE criteria for authorship read and met: KC MK AP. Agree with manuscript results and conclusions: KC MK AP. Extracted data for the systematic review and meta-analysis: KC AP.