Lang, Julia
Neumann-Haefelin, Christoph
Thimme, Robert
Article History
Received: 24 July 2018
Accepted: 7 November 2018
First Online: 2 January 2019
Compliance with ethical standards
:
: This article does not contain any studies with human or animal subjects.
: Julia Lang, Christoph Neumann-Haefelin and Robert Thimme declare that they have no competing interests.