Funding for this research was provided by:
Narodowe Centrum Nauki (2016/23/D/NZ7/03949)
Text and Data Mining valid from 2019-11-27
Received: 25 February 2019
Accepted: 5 November 2019
First Online: 27 November 2019
Ethics approval and consent to participate
: The project was approved by the Bioethical Commission of Poznan University of Medical Sciences (decision No. 324/11).
: Not applicable.
: The authors declare that they have no competing interests.