About the Authors
- Emma Beard
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* E-mail: e.beard@ucl.ac.uk
Current address: Cancer Research UK Health Behaviour Research Centre, University College London, London, United Kingdom
Affiliations Research Department of Clinical, Educational and Health Psychology, University College London, London, United Kingdom, Department of Epidemiology and Public Health, University College London, London, United Kingdom
- Jamie Brown
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Affiliations Research Department of Clinical, Educational and Health Psychology, University College London, London, United Kingdom, Department of Epidemiology and Public Health, University College London, London, United Kingdom
- Robert West
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Affiliation Department of Epidemiology and Public Health, University College London, London, United Kingdom
- Colin Angus
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Affiliation ScHARR, School of Health and Related Research, University of Sheffield, Sheffield, United Kingdom
- Alan Brennan
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Affiliation ScHARR, School of Health and Related Research, University of Sheffield, Sheffield, United Kingdom
- John Holmes
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Affiliation ScHARR, School of Health and Related Research, University of Sheffield, Sheffield, United Kingdom
- Eileen Kaner
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Affiliation Institute of Health & Society, Newcastle University, Newcastle, United Kingdom
- Petra Meier
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Affiliation ScHARR, School of Health and Related Research, University of Sheffield, Sheffield, United Kingdom
- Susan Michie
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Affiliation Research Department of Clinical, Educational and Health Psychology, University College London, London, United Kingdom
Competing Interests
EB's and SM's salaries are funded by the NIHR SPHR. EB is also funded by Cancer Research UK (CRUK). JB is funded by CRUK and the Society for the Study of Addiction; RW is funded by CRUK. EB and JB have both received unrestricted research funding from Pfizer, including for the Smoking Toolkit Study (a sister survey of the ATS). RW has received travel funds and hospitality from, and undertaken research and consultancy for, pharmaceutical companies that manufacture and/or research products aimed at helping smokers to stop. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: EB SM JB RW. Analyzed the data: EB. Wrote the paper: EB. All other authors commented on this first draft and contributed to the final draft: CA AB PM EK JH.