About the Authors

Silje Nord-Baade

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Writing – original draft, Writing – review & editing

silje.nordbaade@inn.no

Affiliations Norwegian National Advisory Unit on Concurrent Substance Abuse and Mental Health Disorders, Innlandet Hospital Trust, Hamar, Norway, University of Inland Norway, Elverum, Norway

Ottar Ness

Roles Conceptualization, Investigation, Methodology, Supervision, Writing – original draft, Writing – review & editing

Affiliation Norwegian University of Science and Technology, Trondheim, Norway

Michael Rowe

Roles Investigation, Methodology, Supervision, Writing – original draft, Writing – review & editing

Affiliations University of Inland Norway, Elverum, Norway, School of Medicine, Yale University, New Haven, Connecticut, United States of America

Camilla Bergsve Jensen

Roles Conceptualization, Investigation, Writing – original draft, Writing – review & editing

Affiliation Norwegian National Advisory Unit on Concurrent Substance Abuse and Mental Health Disorders, Innlandet Hospital Trust, Hamar, Norway

Anne Landheim

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Writing – original draft, Writing – review & editing

Affiliations Norwegian National Advisory Unit on Concurrent Substance Abuse and Mental Health Disorders, Innlandet Hospital Trust, Hamar, Norway, University of Inland Norway, Elverum, Norway

Competing Interests

The authors have declared that no competing interests exist.