[1] Yildirim Beyazit Univ, Fac Med, Ankara, Turkey
[2] Yildirim Beyazit Univ, Dept Thorac Surg, Fac Med, TR-06800 Ankara, Turkey
[3] Ankara City Hosp, Dept Thorac Surg, Ankara, Turkey
[4] Yildirim Beyazit Univ, Yenimahalle Training & Res Hosp, Dept Thorac Surg, Ankara, Turkey
[5] Minist Hlth, Gen Directorate Emergency Med Serv, Ankara, Turkey