. Author manuscript; available in PMC: 2013 Aug 1.
Published in final edited form as: J Vasc Interv Radiol. 2012 Jun 13;23(8):1009–1015. doi: 10.1016/j.jvir.2012.04.019
© 2012 The Society of Interventional Radiology. Published by Elsevier Inc. All rights reserved.