[1] Friedrich Schiller Univ Jena, Jena Univ Hosp, Dept Neurosurg, Am Klinikum 1, D-07747 Jena, Germany
[2] Friedrich Schiller Univ Jena, Jena Univ Hosp, Dept Neurol, Jena, Germany
[3] Friedrich Schiller Univ Jena, Jena Univ Hosp, Dept Oncol & Hematol, Jena, Germany
[4] Friedrich Schiller Univ Jena, Jena Univ Hosp, Dept Nucl Med, Jena, Germany
[5] Friedrich Schiller Univ Jena, Jena Univ Hosp, Dept Radiat Therapy & Radiooncol, Jena, Germany
[6] Brandenburg Med Sch Theodor Fontane, Ctr Palliat & Neuropalliat Care, Campus Rudersdorf, Rudersdorf, Germany
[7] Comprehens Canc Ctr Cent Germany CCCG, Leipzig, Germany