About the Authors
- Hege Nordem Sjåstad
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* E-mail: hege.nordem.sjastad@siv.no
Affiliation Division of Mental Health and Addiction, Vestfold Hospital Trust, Tønsberg, Norway
- Rolf W. Gråwe
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Affiliation Department of Research and Development, Alcohol and Drug Treatment Health Trust in Central Norway, Trondheim, Norway
- Jens Egeland
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Affiliation Division of Mental Health and Addiction, Vestfold Hospital Trust, Tønsberg, Norway
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: HNS JE. Analyzed the data: HNS JE. Contributed reagents/materials/analysis tools: RWG. Wrote the paper: HNS JE RWG.