Stefan, Hermann
Article History
Received: 10 March 2019
Accepted: 6 August 2019
First Online: 18 September 2019
Change Date: 28 December 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s42494-021-00066-w
Ethics approval and consent to participate
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: The author declares that he has no competing interests.