1 Department of Radiation Oncology, Heidelberg University Hospital, Im Neuenheimer Feld 400, 69120, Heidelberg, Germany.
2 National Center for Radiation Oncology (NCRO), Heidelberg Institute for Radiation Oncology (HIRO), Im Neuenheimer Feld 400, 69120, Heidelberg, Germany.
3 Department of Radiation Oncology, Heidelberg Ion-Beam Therapy Center (HIT), Heidelberg University Hospital, Heidelberg, Germany.
4 National Center for Tumor diseases (NCT), Heidelberg, Germany.
5 Clinical Cooperation Unit Radiation Oncology, German Cancer Research Center (DKFZ), Heidelberg, Germany.
6 Department of Radiation Oncology, University Hospital Tübingen, Tübingen, Germany.
7 Department of Radiation Oncology, University Hospital, LMU Munich, Munich, Germany.
8 Division of Radiology, German Cancer Research Center (DKFZ), Heidelberg, Germany.
9 Department of Radiology, LMU Munich, Munich, Germany.
10 Department of Radiology, University Hospital Tübingen, Tübingen, Germany.
11 Division of Biostatistics, German Cancer Research Center (DKFZ), Heidelberg, Germany.
12 Division of Medical Physics in Radiation Oncology, German Cancer Research Center (DKFZ), Heidelberg, Germany.
13 Section for Biomedical Physics, Department of Radiation Oncology, University Hospital Tübingen, Tübingen, Germany.
14 Department of Radiation Oncology, Heidelberg University Hospital, Im Neuenheimer Feld 400, 69120, Heidelberg, Germany. [email protected].
15 National Center for Radiation Oncology (NCRO), Heidelberg Institute for Radiation Oncology (HIRO), Im Neuenheimer Feld 400, 69120, Heidelberg, Germany. [email protected].
16 Department of Radiation Oncology, Heidelberg Ion-Beam Therapy Center (HIT), Heidelberg University Hospital, Heidelberg, Germany. [email protected].
17 National Center for Tumor diseases (NCT), Heidelberg, Germany. [email protected].
18 Clinical Cooperation Unit Radiation Oncology, German Cancer Research Center (DKFZ), Heidelberg, Germany. [email protected].