Funding for this research was provided by:
Bundesministerium für Gesundheit (ZMVI1-2516FSB100)
Received: 13 November 2018
Accepted: 17 January 2019
First Online: 6 February 2019
Ethics approval and consent to participate
: The trial was approved by the Ethics Committee at the Rostock University Medical Center before recruitment of physicians and patients, 4 September 2017, ref. A 2017–0134. The process evaluation was approved by the Ethics Committee at the Medical Faculty, Heidelberg, 11 June 2018, ref. S-349/2018.
: Not applicable.
: The authors declare that they have no competing interests.
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