Directional electrodes in deep brain stimulation: Results of a survey by the European Association of Neurosurgical Societies (EANS) oleh P. Krauss, P. Duarte-Batista, M.G. Hart, J.M. Avecillas-Chasin, M.M. Bercu, V. Hvingelby, F. Massey, L. Ackermans, P.L. Kubben, N.A. van der Gaag, M.T. Krüger, Olaf E.M.G. Schijns, Tom Theys, Dirk van Roost, Daniel Delev, Kostas Fountas, Karl Rössler, Antonio Goncalves Ferreira, Tipu Aziz, Francois Alesch, Yaroslav Parpaley, Ersoy Kocabicak, Andrey Sitnikov, Oystein Tveiten, Marec von Lehe