TY - GEN AU - Krzyzanowski,Daniel J AU - Purdon,Scot E TI - Duration of abstinence from cannabis is positively associated with verbal learning performance: A systematic review and meta-analysis SN - 1931-1559 PY - 2020///0824 KW - Cognition KW - Humans KW - Marijuana Abuse KW - psychology KW - Memory KW - Verbal Learning N1 - Publication Type: Journal Article; Meta-Analysis; Systematic Review UR - https://doi.org/10.1037/neu0000615 ER -