About the Authors

Marko Kerac

marko.kerac@gmail.com

Affiliation Leonard Cheshire Disability and Inclusive Development Centre, Department of Epidemiology & Public Health, University College London, London, United Kingdom

Andrew Seal

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Wrote the first draft of the manuscript: MK. Contributed to the writing of the manuscript: MK AS. ICMJE criteria for authorship read and met: MK AS. Agree with manuscript results and conclusions: MK AS.