- Correspondence to Dr Colin P Derdeyn, Mallinckrodt Institute of Radiology, Washington University, 510 S. Kingshighway Blvd., St. Louis, MO 63110, USA;
- Received March 11, 2014
- Revised April 2, 2014
- Accepted April 3, 2014
- First published April 15, 2014.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.