1. Tobacco Control Research Group, Epidemiology and Public Health Research Programme Institut d'Investigació Biomèdica de Bellvitge‐IDIBELL Barcelona Spain
2. Consortium of Centers for Biomedical Research on Respiratory Diseases (CIBERES) Madrid Spain
3. Center for Epidemiology and Health Policies Clínica Alemana School of Medicine Universidad del Desarrollo Santiago Chile
4. Evaluation and Intervention Methods Service Agència de Salut Pública de Barcelona Spain
5. Consortium of Centers for Biomedical Research on Epidemiology and Public Health, CIBERESP Madrid Spain
6. Institut d'Investigació Biomèdica de Sant Pau (IIB Sant Pau) Barcelona Spain
7. Tobacco Control Unit WHO Collaborating Center on Tobacco ControlInstitut Català d'Oncologia‐ICO Barcelona Spain
8. School of Medicine and Health Sciences Campus of Bellvitge, Universitat de Barcelona Spain