Lebedev, Alexander V.
Acar, Kasim
Horntvedt, Otilia
Cabrera, Andrés E.
Simonsson, Otto
Osika, Walter
Ingvar, Martin
Petrovic, Predrag
Funding for this research was provided by:
Vetenskapsrådet (2019-01253)
Karolinska Institutet (KID 019-00939, 2-70/2014-97)
ALF Medicine (20160039)
Marianne & Marcus Wallenbergs Stiftelse (MMW2014.0065)
Hjärnfonden
Osmond Foundation
Ekhagastiftelsen
Karolinska Institute
Article History
Received: 18 September 2022
Accepted: 10 September 2023
First Online: 30 September 2023
Competing interests
: The first author (AL) has assumed the position of Chief Executive Director at Katharsis Journeys Ltd. This role was undertaken after the submission of the manuscript and while the manuscript was under review. This international wellness company is dedicated to the provision of harm reduction services for individuals who engage in psychedelic experiences, with operations primarily located in the Netherlands. While this professional affiliation exists, it does not detract from the impartiality, objectivity, and academic rigor applied in the execution of this study and interpretation of its findings. The remaining co-authors have no conflict of interest to report. The authors reaffirm their commitment to the highest standards of research ethics, and any potential conflict of interest has been carefully managed to ensure the integrity of this study.