Prażyńska, Małgorzata
Gospodarek-Komkowska, Eugenia
Funding for this research was provided by:
Uniwersytet Mikolaja Kopernika w Toruniu (DS-UPB no. 933)
Article History
Received: 9 July 2018
Revised: 25 September 2018
Accepted: 12 October 2018
First Online: 19 November 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.