Funding for this research was provided by:
Ministry of Higher Education in Poland (No 1/16)
Article History
Received: 3 September 2019
Accepted: 30 June 2020
First Online: 20 July 2020
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.Informed consent was obtained from all individual participants included in the study.
: On behalf of all authors, the corresponding author states that there is no conflict of interest.