Evaluating Perceptions of the CANreduce 2.0 eHealth Intervention for Cannabis Use: Focus Group Study

Daniel Folch-Sanchez   ^{1 *} , BSc, MSc ;   Maria Pellicer-Roca   ^{2 *} , BSc, MSc ;   María Agustina Sestelo   ² , BSc, MD ;   Paola Zuluaga   ³ , BSc, MD ;   Francisco Arias   ⁴ , BSc, MD ;   Pablo Guzmán Cortez   ¹ , BSc, MD ;   Salma Amechat   ¹ , BSc ;   Gustavo Gil-Berrozpe   ⁵ , BSc, MSc, PhD ;   Estefania Lopez Montes   ^{6, 7, 8} , BSc ;   Clara Mercadé   ^{6, 7, 8} , BSc ;   Francina Fonseca   ^{6, 7, 8} , BSc, MD, PhD ;   Laia Miquel   ¹ , BSc, MD, PhD ;   Joan I Mestre-Pintó   ² , BSc, MSc, PhD

¹ Health and Addictions Research Group, Addictions Unit, Psychiatry and Psychology Service, Institut Clínic de Neurociències (ICN), Hospital Clinic Barcelona, Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain

² Hospital del Mar-Research Institute and Universitat Pompeu Fabra, Neuroscience Research Program, Addiction Research Group (GRAd), Barcelona, Spain

³ Hospital Universitari Germans Trias i Pujol, Unidad de Medicina Interna, Badalona, Spain

⁴ Hospital Universitario 12 de Octubre, Instituto de Investigación i+12, Madrid, Spain

⁵ Hospital Universitario de Navarra, Navarra, Spain

⁶ Parc de Salut Mar, Institut de Neuropsiquiatria i Adiccions (INAD), Barcelona, Spain

⁷ Hospital del Mar Medical Research Institute (IMIM), Barcelona, Spain

⁸ Department of Medicine and Life Sciences (MELIS), Universitat Pompeu Fabra, Barcelona, Spain

*these authors contributed equally