- Correspondence to Dr P Machi, CHU Montpellier, Service de Neuroradiologie, Hôpital Gui de Chauliac, 80, avenue Augustin Fliche, 34295 Montpellier Cedex 5, France;
- Received October 12, 2010
- Accepted March 7, 2011
- First published April 7, 2011.
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