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Article History

Received: 3 December 2020

Accepted: 8 April 2021

First Online: 16 April 2021

Declarations

:

: Ethical approval was not required and deemed unnecessary according to national regulations of the Bavarian Medical Association (Bayerische Landesärztekammer (BLÄK) Ethikkomission (name of institutional review board, ethics committee), Mühlbaurstraße 16, 81677 München, Dr. med. Ulrike Artmeier-Brandt, E-Mail: u.artmeier-brandt@blaek.de Internet:ExternalRef removed: “Study projects with anonymized data (no code list available, no personal reference can be established) are not subject to consultation”.Link:ExternalRef removed.<b>Patient consent to participate in this study</b>:All patients provided a signed informed consent form for data collection and consent to participate in this study with data evaluation and publication.The research has been carried out within an appropriate ethical framework in accordance with the Declaration of Helsinki.

: Not applicable.

: The author has no financial or proprietary interest in any material or method mentioned.