About the Authors

Louise Pealing

louise.pealing@lshtm.ac.uk

Affiliation Department of Population Health, London School of Hygiene and Tropical Medicine, London, United Kingdom

Pablo Perel
David Prieto-Merino
Ian Roberts

The CRASH-2 Trial Collaborators are provided in the Acknowledgments.

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: IR PP. Performed the experiments: LP PP DP IR. Analyzed the data: LP DP. Wrote the paper: LP PP IR.