[1] Second Mil Med Univ, Dept Thorac & Cardiovasc Surg, Shanghai 200438, Peoples R China
[2] Changhai Hosp, Mil Univ Hosp 2, Dept Resp Dis, Shanghai 200438, Peoples R China
[3] Aristotle Univ Thessaloniki, G Papanikolaou Gen Hosp, Dept Pulm, GR-54006 Thessaloniki, Greece
[4] Democritus Univ Thrace, Univ Gen Hosp Alexandroupolis, Dept Surg, Alexandroupolis, Greece
[5] Laiko Univ Gen Hosp, Dept Hematol, Athens, Greece
[6] Thriassio Gen Hosp Athens, Obstetr Gynecol Dept, Athens, Greece
[7] Aristotle Univ Thessaloniki, G Papanikolaou Gen Hosp, Dept Thorac Surg, GR-54006 Thessaloniki, Greece
[8] Univ Novi Sad, Fac Med, Inst Pulm Dis Vojvodina, Clin Thorac Oncol, Novi Sad, Serbia