An evaluation of long-term changes in alcohol use and alcohol problems among clients of the Swedish National Alcohol Helpline
Substance Abuse Treatment Prevention and Policy (2014) - Comment
pubmed: 24893718  doi: 10.1186/1747-597x-9-22  issn: 1747-597x 

Nelleke Heinemans, Mats Toftgård, Kerstin Damström-Thakker, Maria Rosaria Galanti