AUTHOR=Hostiuc Sorin , Moldoveanu Alin , Negoi IonuĊ£ , Drima Eduard TITLE=Corrigendum: The Association of Unfavorable Traffic Events and Cannabis Usage: A Meta-Analysis JOURNAL=Frontiers in Pharmacology VOLUME=9 YEAR=2018 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2018.00564 DOI=10.3389/fphar.2018.00564 ISSN=1663-9812