Marc-Eric Halatsch, Richard Kast, Georg Karpel-Massler, Benjamin Mayer, Oliver Zolk, Bernd Schmitz, Angelika Scheuerle, Ludwig Maier, Lars Bullinger, Regine Mayer-Steinacker, Carl Schmidt, Katharina Zeiler, Ziad Elshaer, Patricia Panther, Birgit Schmelzle, Anke Hallmen, Annika Dwucet, Markus D Siegelin, Mike-Andrew Westhoff, Kristine Beckers, Gauthier Bouche, Tim Heiland from the Ulm University Hospital, Ulm, Germany; the Department of Neurosurgery, Cantonal Hospital of Winterthur, CH-8401 (...)