RybiĆska, Anna
Article History
Received: 25 April 2019
Accepted: 23 August 2020
First Online: 1 September 2020
Compliance with Ethical Standards
:
: The authors confirm that there are no known conflicts of interest associated with this publication and there has been no significant financial support for this work that could have influenced its outcome.
: We further confirm that no aspect of the work covered in this manuscript has involved either animals or human patients. The research covered in this manuscript was conducted solely using secondary data from publicly available sources.