Funding for this research was provided by:
Text and Data Mining valid from 2019-12-01
Received: 3 January 2019
Accepted: 19 December 2019
First Online: 30 December 2019
Ethics approval and consent to participate
: The National Data Protection Agency and the Ethics Committees of all four hospitals approved the study and all participants gave their previous informed consent to participate in the study. There was, under no circumstances, any interference with the health professional decision regarding the best-suited medical approach to each patient.
: Not applicable.
: The authors declare that they have no competing interests.