Waksmańska, Wioletta http://orcid.org/0000-0001-7141-5981
Bobiński, Rafał
Ulman-Włodarz, Izabela
Pielesz, Anna
Article History
Received: 6 February 2019
Accepted: 30 December 2019
First Online: 13 January 2020
Ethics approval and consent to participate
: The study was approved by the Bioethics Review Board of Bielsko-Biala (No: 2016/02/11/4) in accordance with the Helsinki Declaration. All participants gave informed written consent to take part in the research, participation in the study was voluntary and the anonymity of the participants was preserved.
: Not applicable.
: The authors declare that they have no competing interests.