Yuyan Shi1*, Michela Lenzi2, Ruopeng An3
1 Department of Family Medicine and Public Health, University of California San Diego, La Jolla, California,
United States of America, 2 Department of Developmental and Social Psychology, University of Padova,
Padua, Italy, 3 Department of Kinesiology and Community Health, University of Illinois at Urbana-
Champaign, Champaign, Illinois, United States of America
To assess the associations between types of cannabis control policies at country level and prevalence of adolescent cannabis use.
Cannabis liberalization with depenalization and partial prohibition policies was associated with higher levels of regular cannabis use among adolescents. The correlations were heterogeneous between genders and between short- and long-terms.
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