- Correspondence to Dr. Frank Tacke, Department of Medicine III, University Hospital Aachen, Pauwelsstrasse 30, 52074 Aachen, Germany;
- Received 12 April 2017
- Revised 24 March 2017
- Accepted 13 April 2017
- Published online 8 May 2017.
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.