About the Authors

Fahad Razak

Affiliation Faculty of Medicine, University of Toronto, Toronto, Canada

Daniel J. Corsi

Affiliation Harvard Center for Population & Development Studies, Harvard University, Cambridge, Massachusetts, United States of America

SV Subramanian


Affiliation Department of Society, Human Development and Health, School of Public Health, Harvard University, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FR SVS. Performed the experiments: FR DC SVS. Analyzed the data: FR DC SVS. Contributed reagents/materials/analysis tools: FR DC SVS. Wrote the first draft of the manuscript: FR SVS. Contributed to the writing of the manuscript: FR DC SVS. ICMJE criteria for authorship read and met: FR DC SVS. Agree with manuscript results and conclusions: FR DC SVS.