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MDMA-assisted therapy as a treatment for major depressive disorder: proof of principle study – CORRIGENDUM

Published online by Cambridge University Press:  10 February 2026

Tor-Morten Kvam*
Affiliation:
Institute of Clinical Medicine, University of Oslo, Norway Nordre Østfold DPS, Østfold Hospital Trust, Grålum, Norway
Ivar W. Goksøyr
Affiliation:
Nordre Østfold DPS, Østfold Hospital Trust, Grålum, Norway
Justyna Rog
Affiliation:
Nordre Østfold DPS, Østfold Hospital Trust, Grålum, Norway
Inger-Tove Jentoft van de Vooren
Affiliation:
Nordre Østfold DPS, Østfold Hospital Trust, Grålum, Norway
Lowan Han Stewart
Affiliation:
Nordre Østfold DPS, Østfold Hospital Trust, Grålum, Norway
Ingrid Autran
Affiliation:
Nordre Østfold DPS, Østfold Hospital Trust, Grålum, Norway
Mark Berthold-Losleben
Affiliation:
Nordre Østfold DPS, Østfold Hospital Trust, Grålum, Norway Department of Mental Health, Norwegian University of Science and Technology, Trondheim, Norway
Lynn Mørch-Johnsen
Affiliation:
Department of Psychiatry, Østfold Hospital Trust, Grålum, Norway Department of Clinical Research, Østfold Hospital Trust, Grålum, Norway
René Holst
Affiliation:
Department of Clinical Research, Østfold Hospital Trust, Grålum, Norway
Ingmar Clausen
Affiliation:
Nordre Østfold DPS, Østfold Hospital Trust, Grålum, Norway
Ole A. Andreassen
Affiliation:
Institute of Clinical Medicine, University of Oslo, Norway Oslo University Hospital, Oslo, Norway
*
Correspondence: Tor-Morten Kvam. Email: tor-morten.kvam@so-hf.no
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Abstract

Information

Type
Corrigendum
Creative Commons
Creative Common License - CCCreative Common License - BYCreative Common License - SA
This is an Open Access article, distributed under the terms of the Creative Commons Attribution-ShareAlike licence (https://creativecommons.org/licenses/by-sa/4.0/), which permits re-use, distribution, and reproduction in any medium, provided the same Creative Commons licence is used to distribute the re-used or adapted article and the original article is properly cited.
Copyright
© The Author(s), 2026. Published by Cambridge University Press on behalf of Royal College of Psychiatrists
Figure 0

Table 2 Overall summary of primary, secondary and selected exploratory efficacy outcomes

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