Association of Marijuana Legalization With Marijuana Use Among US High School Students, 1993-2019.

Anderson, D Mark; Rees, Daniel I; Sabia, Joseph J; Safford, Samuel · JAMA Netw Open · 2021

cross_sectional · Level IV

Where this comes from

Abstract

This cross-sectional study assesses the association between US state legalization of medical and recreational marijuana use and use of marijuana by adolescents.

Medical subject headings