Text and Data Mining valid from 2020-01-02
Received: 27 February 2019
Accepted: 4 November 2019
First Online: 2 January 2020
Compliance with ethical standards
: The present study has been financed by the company Co.don (Teltow, Germany) has been part of the approval process for european market authorization by the European Medicinal Agency (EMA). All authors received grants for limited educational purposes and financial support for conducting the present study.
: All procedures performed in this studies were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments. Ethical approval for this study was obtained from Heidelberg University (2009-016466-82).