Medical cannabis authorization and the risk of cardiovascular events : a longitudinal cohort study Arsene Zongo, Cerina Lee, Jason R. B. Dyck, Jihane El‑Mourad, Elaine Hyshka, John G. Hanlon and Dean T. Eurich BMC Cardiovascular Disorders, 2021, 21, 426 doi : 10.1186/s12872-021-02229-6   Abstract Background : Cannabis is increasingly used for therapeutic purpose. However, its safety profile is not well known. This study assessed the risk of cardiovascular-related emergency department (ED) visit and hospitalization in adult patients authorized to use medical cannabis in Ontario, Canada from 2014 to 2017. Methods : This is a longitudinal cohort study of patients who received medical cannabis authorization and followedup in [...]