Development of an integrative cessation program for co-smokers of cigarettes and cannabis: demand analysis, program description, and acceptability
Substance Abuse Treatment Prevention and Policy (2013) - Comment
pubmed: 24025478  doi: 10.1186/1747-597x-8-33  issn: 1747-597x 

Julia Becker, Ines Hungerbuehler, Oliver Berg, Maciej Szamrovicz, Andreas Haubensack, Adrian Kormann, Michael P Schaub