About the Authors

Harry Campbell

Harry.Campbell@ed.ac.uk

Affiliation Centre for Population Health Sciences, University of Edinburgh, Edinburgh, United Kingdom

Shams el Arifeen

Affiliation International Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka, Bangladesh

Tabish Hazir

Affiliation Children's Hospital, Pakistan Institute of Medical Sciences, Islamabad, Pakistan

James O'Kelly

Affiliation Centre for Population Health Sciences, University of Edinburgh, Edinburgh, United Kingdom

Jennifer Bryce

Affiliation Department of International Health, Johns Hopkins Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland, United States of America

Igor Rudan

Affiliation Centre for Population Health Sciences, University of Edinburgh, Edinburgh, United Kingdom

Shamim Ahmad Qazi

Affiliation Department of Maternal, Newborn, Child and Adolescent Health, World Health Organization, Geneva, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: HC SA TH JO JB IR SQ. Wrote the first draft of the manuscript: HC SA TH JO JB IR SQ. Contributed to the writing of the manuscript: HC SA TH JO JB IR SQ. ICMJE criteria for authorship read and met: HC SA TH JO JB IR SQ. Agree with manuscript results and conclusions: HC SA TH JO JB IR SQ.