Funding for this research was provided by:
unrestricted grant from Ferring
Text and Data Mining valid from 2018-05-10
Received: 22 August 2017
Accepted: 26 April 2018
First Online: 10 May 2018
Ethics approval and consent to participate
: Ethical approval for the current study was obtained from the local institutional review board (Ethics Committee of the Canton of Bern, Switzerland, reference number 028/16, date approval 23.02.2016). Each patient signed an informed consent regarding data collection for scientific purpose.
: Ferring Pharmaceuticals funded the overall study (see Funding dection).
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