Nowosielski, Krzysztof http://orcid.org/0000-0003-1079-8143
Kurpisz, Jacek
Kowalczyk, Robert
Lew-Starowicz, MichaĆ
Funding for this research was provided by:
University of Opole
Article History
Received: 8 July 2018
Revised: 6 September 2020
Accepted: 7 September 2020
First Online: 22 September 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflicts of interest.
: The study was approved by the Ethical Committee of the Institute of Psychiatry and Neurology in Warsaw, Poland.
: Informed consent was obtained from all individual participants included in the study.