Document is current
Any future updates will be listed below
-
Authors
Wolf, Daniela
Schumacher, Thorsten
Lippitz, Markus
- License Information
-
More Information
Article History
Received: 13 July 2015
Accepted: 3 December 2015
First Online: 14 January 2016
Competing interests
: The authors declare no competing financial interests.
