Age, period, and cohort effects in frequent cannabis use among US students: 1991-2018

Patrick, Megan E; Schulenberg, John E; Keyes, Katherine; Hamilton, Ava D; Jang, Joy Bohyun. (2019). Age, period, and cohort effects in frequent cannabis use among US students: 1991-2018. Addiction. 114(10), 1763-1772.