About the Authors

Sandy Cairncross
London School of Hygiene & Tropical Medicine, London, United Kingom

Jamie Bartram
Water Institute, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, North Carolina, United States of America

Oliver Cumming
WaterAid, London, United Kingom

Clarissa Brocklehurst
UNICEF, New York, New York, United States of America

Corresponding Author

sandy.cairncross@lshtm.ac.uk

Competing Interests

SC leads a research programme funded by DFID.

Author Contributions

ICMJE criteria for authorship read and met: SC JB OC CB. Agree with the manuscript's results and conclusions: SC JB OC CB. Wrote the first draft of the paper: SC JB. Contributed to the writing of the paper: SC JB OC CB. Recruited the other authors: SC.