...Gerhard Gmel; Simon Marmet; Matthias Wicki; Joseph Studer; Paul Dietze Introduction: Cross-sectional studies have shown that peer influence to use a substance is associated with increased rates of substance use, but there are few longitudinal studies of this relationship or studies investigating...

..., quality or safety. The publisher and the editor(s) disclaim responsibility for any injury to persons or property resulting from any ideas, methods, instructions or products referred to in the content or advertisements. Longitudinal Criminal justice referral Quantitative Drug use Drug treatment...

... dependence Cannabis exposure Risk factors Longitudinal Course Symptoms Cannabis dependence is the most prevalent illicit substance use disorder worldwide and is associated with serious mental disorders, physical ailments and social impairments [ 1, 2, 3, 4 ]. A recent global estimate attributed...