Coenen Volker A, Kieselbach Kristin, Mader Irina, Reinacher Peter C
Department of Stereotactic and Functional Neurosurgery, Freiburg University Medical Centre, Breisacher Strasse 64, 79106, Freiburg i.Br., Germany,
Acta Neurochir (Wien). 2015 Apr;157(4):739-41. doi: 10.1007/s00701-015-2356-1. Epub 2015 Feb 5.