Funding for this research was provided by:
Narodowe Centrum Nauki (2015/17/B/NZ9/03601)
Uniwersytet WarmiĆsko-Mazurski w Olsztynie (16.610.001-300)
Article History
Received: 27 June 2018
Revised: 13 November 2018
Accepted: 28 November 2018
First Online: 8 December 2018
Compliance with ethical standards
:
: No potential conflict of interest was reported by the authors.