Funding for this research was provided by:
Narodowe Centrum Nauki (DEC-2013/11/D/NZ8/00583)
Polish Ministry of Science and Higher Education (small grants for young researchers)
Text and Data Mining valid from 2019-03-27
Received: 19 December 2018
Accepted: 7 March 2019
First Online: 27 March 2019
Compliance with Ethical Standards
: No data have been fabricated or manipulated (including images) to support the conclusions. No data, text, or theories by others are presented.
: The authors declare that they have no conflict of interest. This study did not involve any protected animal species and any vertebrates. Informed consent was obtained from all individual participants included in the study.