- Correspondence to Professor Evaldas Girdauskas, Department of Cardiovascular Surgery, University Heart Center Hamburg, Hamburg 20251, Germany;
- Received August 8, 2017
- Revised February 7, 2018
- Accepted February 12, 2018
- First published March 13, 2018.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.