[1] Charles Univ Prague, Oncol Vfn, Fac Med 1, Prague, Czech Republic
[2] Masaryk Univ, Inst Biostat & Anal, Fac Med, Brno, Czech Republic
[3] Med Univ Vienna, Dept Med 1, Vienna, Austria
[4] Clin Ctr Serbia, Clin Pulmonol, Belgrade, Serbia
[5] Komplex Oncol Ctr, Radiotherapy, Novy Jicin, Czech Republic
[6] Komplex Oncol Ctr, Radiotherapy, Liberec, Czech Republic
[7] Natl Koranyi Inst TB & Pulmonol, Budapest, Hungary
[8] Palacky Univ, Pulmonol, Clin Pneumol & TB, Fac Med, Olomouc, Czech Republic
[9] Masaryk Univ, Fac Med, Pulmonol, Clin Pneumol & TB, Brno, Czech Republic
[10] Pauls Stradins Clin Univ Hosp, Clin Oncol, Riga, Latvia
[11] Med Univ Vienna, Dept Radiotherapy, Vienna, Austria
[12] Thomayer Hosp, Pulmonol, Prague, Czech Republic
[13] Univ Hosp Motol, Dept Pulmonol, Prague, Czech Republic
[14] Komplex Oncol Ctr, Radiotherapy, Pardubice, Czech Republic
[15] Multiscan, Pardubice, Czech Republic
[16] Hosp Luhs Kauno Klin, Pulmonol, Kaunas, Lithuania
[17] Semmelweis Univ, Thorac Surg, Dept Thorac Surg, Budapest, Hungary
[18] Inst Oncol & Radiol Serbia, Clin Med Oncol, Belgrade, Serbia
[19] Med Univ Bialystok, Dept Thorac Surg, Thorac Surg, Bialystok, Poland