Callhoff, Johanna http://orcid.org/0000-0002-3923-2728
Dietrich, Thomas
Chubrieva, Mariya
Klotsche, Jens
Zink, Angela
Funding for this research was provided by:
Deutsche Rheuma-Liga Bundesverband e.V. (NA)
Pfizer (NA)
Article History
Received: 24 June 2019
Accepted: 16 August 2019
First Online: 29 August 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the Ethics Committee of the Charité University Medicine, Berlin.
: Not applicable.
: The authors declare that they have no competing interests.