Correction: Substance Abuse Treatment, Prevention, and Policy (2022) 17:13

https://doi.org/10.1186/s13011-022-00440-y

Following publication of the original article [1], we have been notified that affiliation 1 was published incorrectly.

It is now:

1 The Norwegian Centre for Addiction Research, Building 45, Ullevål Hospital, Kirkeveien 166, 0450 Oslo, Norway

It should be as per below:

1 Norwegian Centre for Addiction Research, Institute of Clinical Medicine, University of Oslo, P.O. box 1039 Blindern, Oslo 0315, Norway