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Article History

Accepted: 26 June 2023

First Online: 20 July 2023

Declarations

:

: The study complied with good scientific practice in accordance with the Declaration of Helsinki and the laws and regulations applicable in Germany. The local Ethics Committee of the Brandenburg Medical School approved the study (E-01–20210415). The participation was voluntary and could be terminated at any time without giving further reasons.

: Participation was voluntary. All participants gave their written informed consent. The authors affirm that participants provided informed consent for publication of the images in Fig. InternalRef removed.

: All co-authors have read the final version of the manuscript and have approved its submission to <i>Medical Science Educator</i>.

: The authors declare no competing interests.