About the Authors
Cochrane Institute of Primary Care and Public Health, Cardiff University, Cardiff, United Kingdom
School of Social and Community Medicine, University of Bristol, Bristol, United Kingdom
Welsh Institute for Health and Social Care, University of South Wales, Pontypridd, United Kingdom
The authors have declared that no competing interests exist.
Conceived and designed the experiments: PE J. Galante AB YB-S. Performed the experiments: PE J. Galante AB. Analyzed the data: PE JP J. Gallacher. Contributed reagents/materials/analysis tools: J. Galante SP YB-S ML J. Gallacher. Wrote the paper: PE J. Galante JP ML J. Gallacher.