Updates are available Correction dated 2021-05-15

Article History

Received: 24 November 2020

Accepted: 17 March 2021

First Online: 27 March 2021

Change Date: 15 May 2021

Change Type: Correction

Change Details: A Correction to this paper has been published:

Change Details: https://doi.org/10.1007/s00404-021-06093-9

Declarations

:

: Author R Diebold is an employee of DR. KADE Pharmazeutische Fabrik GmbH, Berlin, Germany and received support in form of salary. The authors B Schopf and H Stammer are employees of the Clinical Research Organistation Pharmalog Institut für klinische Forschung GmbH, which was contracted by DR. KADE. The scientific study coordinator W Mendling received honorarium for this work as well as speaker honoraria at scientific training events organized by the funder.

: Due to the observational character of the study, no formal ethic vote was necessary. In accordance with article 15(1) of the model professional code for physicians in Germany, all study-relevant documents were approved by the ethic committee (ethics commission of the Bavarian medical association, Munich).

: Prior to inclusion, a written informed consent was obtained from each participant.

: All authors agreed to the publication.