Received: 13 November 2019
Accepted: 12 June 2020
First Online: 19 June 2020
Ethics approval and consent to participate
: Bioethics Commission of the Silesian Medical University—approval is not needed. We used only anonymized notices of psychologist and patients who participated in the study, have given their written consent.
: Not applicable.
: The authors declare that they have no competing interests.