1. Tobacco Control Unit Catalan Institute of Oncology—ICO WHO Collaborating Centre for Tobacco Control L’Hospitalet de Llobregat Barcelona Spain
2. Tobacco Control Research Group Bellvitge Biomedical Research Institute—IDIBELL L’Hospitalet de Llobregat Barcelona Spain
3. School of Medicine and Health Sciences University of Barcelona Barcelona Spain
4. Consortium for Biomedical Research in Respiratory Diseases (CIBERES) Madrid Spain
5. Addictions Unit Institute of Neurosciences Hospital Clínic de Barcelona Barcelona Spain
6. Institute for Social Marketing University of Stirling Stirling Scotland
7. TobaccoFree Research Institute Ireland Dublin Ireland
8. Hellenic Cancer Society—George D. Behrakis Research Lab (HCS) Athens Greece
9. Evaluation and Intervention Methods Service Agència de Salut Pública de Barcelona Barcelona Spain
10. CIBER de Epidemiología y Salud Pública (CIBERESP) Madrid Spain
11. Research group on Evaluation of Public Health Policies and Programs Institut d’Investigació Biomèdica Sant Pau (IIB St. Pau) Barcelona Spain
12. Laboratory Agència de Salut Pública de Barcelona Spain
13. Hospital del Mar Medical Research Institute (IMIM) Barcelona Spain
14. Department of Experimental and Health Sciences University Pompeu Fabra Barcelona Spain