1. Department of Genetics Institute for Cancer ResearchOslo University Hospital‐The Norwegian Radium HospitalOslo Norway
2. Department of OncologyOslo University Hospital‐The Norwegian Radium HospitalOslo Norway
3. Department of Cardiothoracic SurgeryOslo University Hospital‐RikshospitaletOslo Norway
4. Department of Predictive and Preventive MedicineFondazione IRCCS Istituto Nazionale dei TumoriMilan Italy
5. Department of Thoracic SurgeryFondazione IRCCS Istituto Nazionale dei TumoriMilan Italy
6. Institute of Clinical Medicine Faculty of MedicineUniversity of OsloOslo Norway