Institute for Social Research, University of Michigan, Ann Arbor.
Institute of Child Development, University of Minnesota, Minneapolis.
JAMA Pediatr. 2021 Apr 1;175(4):419-421. doi: 10.1001/jamapediatrics.2020.5211.
This cohort study examines changes in the rates of solitary alcohol and marijuana use among 12th grade students between 1976 and 2019.
这项队列研究考察了 1976 年至 2019 年间,12 年级学生中单独饮酒和吸食大麻的比例变化。