. Author manuscript; available in PMC: 2014 Aug 25.
Published in final edited form as: Stroke. 2013 Aug 6;44(9):2509–2512. doi: 10.1161/STROKEAHA.113.001990
Copyright © 2013 American Heart Association, Inc. All rights reserved
Requests for permissions to reproduce figures, tables, or portions of articles originally published in Stroke can be obtained via RightsLink, a service of the Copyright Clearance Center, not the Editorial Office. Once the online version of the published article for which permission is being requested is located, click Request Permissions in the middle column of the Web page under Services. Further information about this process is available in the Permissions and Rights Question and Answer document.