Received: 23 November 2020
Accepted: 24 February 2021
First Online: 1 June 2021
: The study was conducted ethically in accordance with the World Medical Association Declaration of Helsinki. All study participants gave their written informed consent, and the study protocol was approved by the local institutional committee on human research of the Medical University Graz (EK Nr: 25-335 ex 12/13).
: All authors consent to the publication of the manuscript in International Journal of Bipolar Disorders.
: The authors declare that they have no competing interests.