Delev, Daniel
Daka, Karam
Heynckes, Sabrina
Gaebelein, Annette
Franco, Pamela
Pfeifer, Dietmar
Prinz, Marco https://orcid.org/0000-0002-0349-1955
Schnell, Oliver
Urbach, Horst
Mader, Irina https://orcid.org/0000-0002-5261-4624
Beck, Jürgen
Grote, Alexander
Becker, Albert J.
Heiland, Dieter Henrik https://orcid.org/0000-0002-9258-3033
Article History
Received: 8 January 2019
Accepted: 29 November 2019
First Online: 9 January 2020
Competing interests
: The authors declare no competing interests.