Brekenfeld Caspar, Mattle Heinrich P, Schroth Gerhard
University Institute of Diagnostic and Interventional Neuroradiology, Inselspital, University of Berne, Freiburgstrasse 4, CH-3010 Bern, Switzerland.
Stroke. 2010 Nov;41(11):2716-7. doi: 10.1161/STROKEAHA.110.594622. Epub 2010 Oct 7.