Funding for this research was provided by:
Lodz University of Technology
Article History
Received: 16 September 2019
Accepted: 30 April 2020
First Online: 2 June 2020
Compliance with Ethical Standards
:
: Agnieszka Milczarek declares that she has no conflict of interest. Michał Sójka declares that he has no conflict of interest. Robert Klewicki declares that he has no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: Not applicable.