1. Health Promotion Foundation, Warsaw, Poland
2. Tobacco Control Research Group, Department for Health, University of Bath, Bath, UK
3. European Observatory of Health Inequalities, President Stanislaw, Wojciechowski State University of Applied Sciences, Kalisz, Poland
4. Centre for Behaviour Change, Clinical, Educational and Health Psychology, University College London, UK
5. Department of Psychology, University of Waterloo, Waterloo, Canada
6. School of Public Health and Health Systems, University of Waterloo, Waterloo, Canada
7. Smoking or Health Hungarian Foundation (SHHF), Budapest, Hungary
8. Cancer Epidemiology and Prevention Department, Catalan Institute of Oncology (ICO), L’Hospitalet de Llobregat, Spain
9. Tobacco Control Unit, Bellvitge Biomedical Research Institute (IDIBELL), L’Hospitalet de Llobregat, Spain
10. School of Medicine and Health Sciences, University of Barcelona (UB), Barcelona, Spain
11. Consortium for Biomedical Research in Respiratory Diseases (CIBER en Enfermedades Respiratorias, CIBERES), Madrid, Spain
12. Ontario Institute for Cancer Research, Toronto, Canada
13. European Network for Smoking and Tobacco Prevention (ENSP), Brussels, Belgium
14. Department of Addictions, Institute of Psychiatry, Psychology & Neuroscience, King’s College London, London, UK
15. Department of Health Promotion, CAPHRI Care and Public Health Research Institute, Maastricht University, Maastricht, the Netherlands
16. German Cancer Research Center (DKFZ), Cancer Prevention Unit and WHO Collaborating Centre for Tobacco Control, Heidelberg, Germany
17. Center for Health Services Research, School of Medicine, National and Kapodistrian University of Athens (UoA), Athens, Greece
18. University of Medicine and Pharmacy ‘Grigore T. Popa’ Iasi, Iasi, Romania
19. Aer Pur Romania, Bucharest, Romania
20. School of Medicine, University of Crete (UoC), Heraklion, Greece
21. European Respiratory Society, Lausanne, Switzerland
22. Maria Skłodowska-Curie National Research Institute of Oncology, Warsaw, Poland
23. Collegium Civitas, Warsaw, Poland