Text and Data Mining valid from 2019-06-11
Received: 13 March 2019
Accepted: 16 May 2019
First Online: 11 June 2019
Ethics approval and consent to participate
: Our institutional and regional ethics committee (Cantonal Ethics Committee of Bern – reference number: 117/14) granted approval to perform the present study.
: In line with the Declaration of Helsinki and the Swiss Ordinance on Human Research, all patients provided written consent for research and publication.
: OE received honoraria for attending the advisory board meetings of AstraZeneca, Merck Serono and MSD Global. Other authors declare that they have no competing interests.