Testing the Effects of Cann'App, a Digital Intervention for Cannabis Harm Reduction

Exclusion Criteria

• •being younger than 18 years old,
• •being pregnant or breastfeeding,
• •having a health condition contraindicating the use of cannabis (e.g., severe psychiatric disorder).
• •The consent to participate in the Cann-L parent trial comprises an option to be contacted to participate in sub-studies, including studies on prevention measures. All participants having accepted to be so contacted will be proposed to participate in the present study.
• •not providing informed consent to participate in sub-studies, including studies on prevention measures,
• •not providing informed consent to participate in the present study.