Kowalska, Jolanta
Kowalska, Hanna https://orcid.org/0000-0002-6732-4590
Cieślak, Beata
Majewska, Ewa
Ciecierska, Marta
Derewiaka, Dorota
Lenart, Andrzej
Article History
Revised: 23 July 2019
Accepted: 29 August 2019
First Online: 5 September 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.