Ropelewska, Ewa
Zapotoczny, Piotr
Funding for this research was provided by:
Polish Ministry of Science and Higher Education (N313 789140)
University of Warmia and Mazury in Olsztyn (16.620.019-300)
Article History
Received: 8 January 2018
Revised: 26 February 2018
Accepted: 3 March 2018
First Online: 16 March 2018
Compliance with ethical standards
:
: The authors declare that there are no conflict of interest.
: This article does not contain any studies with human or animal subjects.