Crippa, José Alexandre S and Zuardi, Antonio W and Guimarães, Francisco S and Campos, Alline Cristina and de Lima Osório, Flávia and Loureiro, Sonia Regina and Dos Santos, Rafael G and Souza, José Diogo S and Ushirohira, Juliana Mayumi and Pacheco, Julia Cozar and Ferreira, Rafael Rinaldi and Mancini Costa, Karla Cristinne and Scomparin, Davi Silveira and Scarante, Franciele Franco and Pires-Dos-Santos, Isabela and Mechoulam, Raphael and Kapczinski, Flávio and Fonseca, Benedito A L and Esposito, Danillo L A and Pereira-Lima, Karina and Sen, Srijan and Andraus, Maristela Haddad and Hallak, Jaime E C (2021) Efficacy and safety of cannabidiol plus standard care vs standard care alone for the treatment of emotional exhaustion and burnout among frontline health care workers during the COVID-19 pandemic: a randomized clinical trial. JAMA Network Open, 4, (8), e2120603. doi: 10.1001/jamanetworkopen.2021.20603.