1. Tobacco Control Unit, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan - Italy
2. Psychology Unit, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan - Italy
3. Patient Information Services, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan - Italy
4. Palliative Care, Pain therapy and Rehabilitation Unit, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan - Italy
5. European Palliative Care Research Centre (PRC), Department of Cancer Research and Molecular Medicine, Faculty of Medicine, Norwegian University of Science and Technology (NTNU), Trondheim - Norway