From the Departments of *Neuroradiology
§Anesthesiology, Pitié-Salpêtrière Hospital, Paris VI University, Paris, France; and
¶Department of Neuroradiology, Beaujon Hospital, Paris X University, Clichy, France
Address correspondence and reprint requests to Frédéric Clarençon, MD, Pitié-Salpêtrière Hospital, Department of Neuroradiology, 47, Bd de l'Hôpital, 75013 Paris, France; E-mail: [email protected]
Acknowledgment date: June 1, 2012. First revision date: October 10, 2012. Acceptance date: October 14, 2012.
The manuscript submitted does not contain information about medical device(s)/drug(s).
No funds were received in support of this work.
No relevant financial activities outside the submitted work.