Article History
Received: 8 December 2017
Accepted: 4 July 2018
First Online: 17 July 2018
Ethics approval and consent to participate
: This study was approved by the University of Pennsylvania Institutional Review Board (IRB) and the IRB or corresponding ethics committee at each participating site.
: Not applicable.
: MCS has received research funding from Guerbet LLC and BTG international and is a consultant for Guerbet LLC, Merit Medical, Terumo Medical, and Bayer/Onyx.The remaining authors declare that they have no competing interests.
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