About the Authors
- Ilze Bogdanovica
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* E-mail: mcxib3@nottingham.ac.uk
Affiliations UK Centre for Tobacco Control Studies, University of Nottingham, Nottingham, United Kingdom, Division of Epidemiology and Public Health, University of Nottingham, Nottingham, United Kingdom
- Ann McNeill
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Affiliations UK Centre for Tobacco Control Studies, University of Nottingham, Nottingham, United Kingdom, Division of Epidemiology and Public Health, University of Nottingham, Nottingham, United Kingdom
- Rachael Murray
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Affiliations UK Centre for Tobacco Control Studies, University of Nottingham, Nottingham, United Kingdom, Division of Epidemiology and Public Health, University of Nottingham, Nottingham, United Kingdom
- John Britton
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Affiliations UK Centre for Tobacco Control Studies, University of Nottingham, Nottingham, United Kingdom, 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
Analyzed the data: IB. Wrote the paper: IB AM RM JB. Designed the study: IB AM RM JB.