Lipecki, Tomasz
Jamińska-Gadomska, Paulina
Bęc, Jarosław
Błazik-Borowa, Ewa
Article History
Received: 1 October 2019
Accepted: 29 December 2019
First Online: 27 February 2020
Compliance with ethical standards
:
: The authors declared that they have no conflicts of interest.
: Authors state that the research was conducted according to ethical standards.