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This paper is in the following e-collection/theme issue:

Development and Evaluation of Research Methods, Instruments and Tools (1221) Web-based and Mobile Health Interventions (5680) Mobile Health (mhealth) (4971) Human Factors and Usability Case Studies (1257) Usability of Apps and User Perceptions of mHealth (1750) Substance Abuse (639) Prevention and Health Promotion (2180)

Published on in Vol 9 (2025)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/71924, first published .
Joint Effort app login screen on a smartphone

A Mobile App (Joint Effort) to Support Cannabis Use Self-Management and Reinforce the Use of Protective Behavioral Strategies: Development Process and Usability Testing

A Mobile App (Joint Effort) to Support Cannabis Use Self-Management and Reinforce the Use of Protective Behavioral Strategies: Development Process and Usability Testing

Authors of this article:

José Côté1, 2, 3 Author Orcid Image ;   Patricia Auger2, 3 Author Orcid Image ;   Gabrielle Chicoine3, 4 Author Orcid Image ;   Jinghui Cheng5 Author Orcid Image ;   Sylvie Cossette1, 6 Author Orcid Image ;   Guillaume Fontaine7, 8, 9, 10, 11 Author Orcid Image ;   Christine Genest1, 12 Author Orcid Image ;   Shalini Lal2, 13, 14 Author Orcid Image ;   Judith Lapierre15, 16 Author Orcid Image ;   M Gabrielle Pagé2, 17 Author Orcid Image ;   Marc-André Maheu-Cadotte1 Author Orcid Image ;   Geneviève Rouleau3, 18, 19, 20 Author Orcid Image ;   Billy Vinette1, 3 Author Orcid Image ;   Didier Jutras-Aswad2, 21 Author Orcid Image
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Journals

  1. Côté J, Chicoine G, Auger P, Vinette B, Rouleau G, Maheu-Cadotte M, Pagé M, Lapierre J, Lal S, Genest C, Fontaine G, Cossette S, Cheng J, Jutras-Aswad D. Acceptability, Feasibility, and Outcome Responsiveness of the Joint Effort Mobile App for Promoting Lower-Risk Cannabis Use Among Young Adults: Pilot Randomized Controlled Trial. JMIR mHealth and uHealth 2026;14:e71957 View