Text and Data Mining valid from 2018-09-10
Received: 1 June 2018
Accepted: 26 August 2018
First Online: 10 September 2018
Ethics approval and consent to participate
: The study was authorised by the local ethics committee (IRB 606-16) in accordance with the ICH Guideline for Good Clinical Practice (GCP) and the Declaration of Helsinki. All patients gave written consent to participate in the study.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.