About the Authors
- Carla Guerriero, John Cairns
- Department of Health Services Research and Policy, London School of Hygiene and Tropical Medicine, London, United Kingdom
- Pablo Perel, Haleema Shakur, Ian Roberts
- Clinical Trials Unit, London School of Hygiene and Tropical Medicine, London, United Kingdom
The authors have declared that no competing interests exist.
Conceived and designed the experiments: CG JC HS IR. Analyzed the data: CG JC. Contributed reagents/materials/analysis tools: HS PP IR. Wrote the paper: CG JC IR. Interpretation of the analysis: CG JC HS PP IR. Played a role in the design and the execution of the study, and commented on the manuscript, with CG taking the lead: CG JC PP HS IR.