Funding for this research was provided by:
Javna Agencija za Raziskovalno Dejavnost RS (J3-9434)
Received: 21 April 2020
Accepted: 14 September 2020
First Online: 22 September 2020
Ethics approval and consent to participate
: The Ethical Committee of the University Psychiatric Hospital Ljubljana approved the study in 2015. The cooperation was voluntary and anonymous. The subjects signed informed consents prior to enrollment in the study.
: Not applicable.
: The authors declare that they have no competing interests.