Received: 15 December 2017
Accepted: 29 January 2018
First Online: 20 February 2018
Ethics approval and consent to participate
: This study was an observational analysis of routine practice in our centre. We have used TTFM measurement as part of our routine clinical practice for over 3 years. As such, formal ethical approval was not requested.
: Not applicable.
: The senior author of this manuscript (DP Taggart) discloses a competing interest, as he has received research funding from Medistim as well as traveling fees and speaking honoraria. David Taggart is an Editor-in-Chief for the Journal of Cardiothoracic Surgery.
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