About the Authors

Caroline Canavan

caroline.canavan@nottingham.ac.uk

Affiliation Division of Epidemiology and Public Health, University of Nottingham, Nottingham, United Kingdom

Timothy Card

Affiliation Division of Epidemiology and Public Health, University of Nottingham, Nottingham, United Kingdom

Joe West

Affiliation Division of Epidemiology and Public Health, University of Nottingham, Nottingham, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CC TC JW. Performed the experiments: CC. Analyzed the data: CC TC JW. Contributed to the writing of the manuscript: CC TC JW.