. Author manuscript; available in PMC: 2011 Jul 1.
Published in final edited form as: J Vasc Interv Radiol. 2010 Jul;21(7):1071–1077. doi: 10.1016/j.jvir.2010.01.047
© 2010 The Society of Interventional Radiology. Published by Elsevier Inc. All rights reserved