[1] Univ Hosp Heidelberg, Radiooncol, Heidelberg, Germany
[2] Univ Hosp Heidelberg, Thoraxklin, Pneumol, Heidelberg, Germany
[3] Univ Hosp Heidelberg, Thoraxklin, Thorac Surg, Heidelberg, Germany
[4] Univ Hosp Heidelberg, Thoraxklin, Diagnost & Intervent Radiol, Heidelberg, Germany