1. Department of Respiratory Diseases University Hospital Brno Brno Czech Republic
2. Faculty of Medicine Masaryk University Brno Czech Republic
3. Institute of Biostatistics and Analyses, Ltd. Brno Czech Republic
4. Department of Pneumology University Hospital Pilsen Pilsen Czech Republic
5. Faculty of Medicine Charles University in Prague Pilsen Czech Republic
6. Department of Respiratory Medicine Thomayer Hospital Prague Czech Republic
7. Department of Pneumology University Hospital Motol Prague Czech Republic
8. 2nd Faculty of Medicine Charles University Prague Czech Republic
9. Department of Pneumology University Hospital Hradec Kralove Hradec Kralove Czech Republic
10. Faculty of Medicine Charles University in Prague Hradec Kralove Czech Republic
11. Department of Pneumology and Thoracic Surgery Bulovka Hospital Prague Czech Republic
12. Department of Respiratory Medicine University Hospital Olomouc Olomouc Czech Republic
13. Faculty of Medicine Palacky University Olomouc Czech Republic
14. Department of Oncology General Teaching Hospital Prague Czech Republic
15. 1st Faculty of Medicine Charles University Prague Czech Republic
16. Clinic of Comprehensive Cancer Care Masaryk Memorial Cancer Institute Brno Czech Republic