Haussmann, Jan
Corradini, Stefanie
Nestle-Kraemling, Carolin
Bölke, Edwin
Njanang, Freddy Joel Djiepmo
Tamaskovics, Bálint
Orth, Klaus
Ruckhaeberle, Eugen
Fehm, Tanja
Mohrmann, Svjetlana
Simiantonakis, Ioannis
Budach, Wilfried
Matuschek, Christiane
Article History
Received: 28 January 2020
Accepted: 18 February 2020
First Online: 30 March 2020
Ethics approval and consent to participate
: Not applicable.
: All authors gave consent for the publication.
: The authors declare that they have no competing interests.