Bojarska, Katarzyna
Sulich, Joanna
Bachmann, Sibyll
Okarma, Henryk
Theuerkauf, Jörn
Gula, Roman
Article History
Received: 27 August 2018
Accepted: 22 February 2020
First Online: 19 March 2020
Compliance with ethical standards
:
: All authors have participated in (a) conception and design, or analysis and interpretation of the data; (b) drafting the article or revising it critically for important intellectual content; and (c) approval of the final version.