Funding for this research was provided by:
City of Vienna, Department for Culture and Science (not applicable)
Received: 28 February 2017
Accepted: 20 March 2018
First Online: 19 April 2018
Change Date: 21 June 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s13229-021-00433-x
: Herwig Czech, PhD, Institutional address: Medical University of Vienna, Ethics, Collections and History of Medicine, Währinger Straße 25, 1090 Vienna.Footnote removed
: Not applicable
: Not applicable. All documents cited are held in public archives and can be published according to the pertinent Austrian legislation.
: The author declares that he has no competing interests.
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