About the Authors

Lois Orton

l.c.orton@liverpool.ac.uk

Affiliation Public Health and Policy, University of Liverpool, Liverpool, Merseyside, United Kingdom

Ffion Lloyd-Williams

Affiliation Public Health and Policy, University of Liverpool, Liverpool, Merseyside, United Kingdom

David Taylor-Robinson

Affiliation Public Health and Policy, University of Liverpool, Liverpool, Merseyside, United Kingdom

Martin O'Flaherty

Affiliation Public Health and Policy, University of Liverpool, Liverpool, Merseyside, United Kingdom

Simon Capewell

Affiliation Public Health and Policy, University of Liverpool, Liverpool, Merseyside, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LO FL-W DT-R MOF SC. Performed the experiments: LO FL-W DT-R. Analyzed the data: LO. Wrote the paper: LO FL-W DT-R MOF SC.