Schwieder, Alexander http://orcid.org/0000-0001-5883-6159
Pfarrer, Christiane
Ohnesorge, Bernhard
Staszyk, Carsten
Bienert-Zeit, Astrid
Article History
Received: 10 February 2020
Accepted: 16 June 2020
First Online: 23 June 2020
Ethics approval and consent to participate
: This study did not require official or institutional ethical approval.
: Not applicable.
: The authors declare that they have no competing interests.