Funding for this research was provided by:
Bundesministerium für Wirtschaft und Energie (KF2429613MD3)
Text and Data Mining valid from 2019-11-18
Received: 21 January 2019
Accepted: 22 October 2019
First Online: 18 November 2019
Compliance with ethical standards
: All experiments comply with the current laws of the Federal Republic of Germany. All performed analytical tests were part of the state prosecutors’ requested investigation on the cause of death, and are therefore not subject to the requirements for ethical approval. The state prosecutor gave his approval to publish the results under the condition of complete anonymization of individual data. The article does not contain any studies on animals performed by any of the authors.
: The authors declare that they have no conflict of interest.