Text and Data Mining valid from 2018-12-01
Received: 9 November 2018
Accepted: 7 December 2018
First Online: 17 December 2018
Ethics approval and consent to participate
: All participants will sign an informed consent to take part in the study in advance. The study is approved by the ethics committee of the Medical Faculty of the Landesärztekammer Baden-Württemberg (F-2017-073).
: Figures InternalRef removed and InternalRef removed were provided for publication by “FIVE Concepts” (Hüfingen, Germany).
: The authors declare that they have no competing interests.
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