About the Authors

Eike Steidl

steidl@med.uni-frankfurt.de

Affiliations Dr. Senckenberg Institute of Neurooncology, Center for Neurology and Neurosurgery, Johann Wolfgang Goethe-University, Frankfurt/Main, Germany, Institute of Neuroradiology, Center for Neurology and Neurosurgery, Johann Wolfgang Goethe-University, Frankfurt/Main, Germany, German Cancer Consortium (DKTK) and German Cancer Research Center (DKFZ), Heidelberg, Germany

Ulrich Pilatus

Affiliation Institute of Neuroradiology, Center for Neurology and Neurosurgery, Johann Wolfgang Goethe-University, Frankfurt/Main, Germany

Elke Hattingen

Current address: Neuroradiology, Department of Radiology, University Hospital Bonn, Bonn, Germany

Affiliation Institute of Neuroradiology, Center for Neurology and Neurosurgery, Johann Wolfgang Goethe-University, Frankfurt/Main, Germany

Joachim P. Steinbach

Affiliations Dr. Senckenberg Institute of Neurooncology, Center for Neurology and Neurosurgery, Johann Wolfgang Goethe-University, Frankfurt/Main, Germany, German Cancer Consortium (DKTK) and German Cancer Research Center (DKFZ), Heidelberg, Germany

Friedhelm Zanella

Affiliation Institute of Neuroradiology, Center for Neurology and Neurosurgery, Johann Wolfgang Goethe-University, Frankfurt/Main, Germany

Michael W. Ronellenfitsch

Affiliations Dr. Senckenberg Institute of Neurooncology, Center for Neurology and Neurosurgery, Johann Wolfgang Goethe-University, Frankfurt/Main, Germany, German Cancer Consortium (DKTK) and German Cancer Research Center (DKFZ), Heidelberg, Germany

Oliver Bähr

Affiliations Dr. Senckenberg Institute of Neurooncology, Center for Neurology and Neurosurgery, Johann Wolfgang Goethe-University, Frankfurt/Main, Germany, German Cancer Consortium (DKTK) and German Cancer Research Center (DKFZ), Heidelberg, Germany

Competing Interests

OB and JPS have served as consultants for Roche and have received a travel grant from Roche, the European distributor of bevacizumab (Avastin). This does not alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceptualization: OB EH JPS UP ES. Data curation: UP ES. Formal analysis: ES EH UP MWR. Funding acquisition: JPS FZ OB EH. Investigation: ES EH UP OB. Methodology: EH UP MWR. Project administration: OB EH. Resources: JPS EH FZ OB. Software: EH UP. Supervision: JPS FZ OB EH. Validation: OB EH MWR UP ES. Visualization: ES EH OB. Writing – original draft: ES OB EH UP. Writing – review & editing: JPS FZ.