OAKES, K.; SAUNDERS, P.; LLOYD, I.; TURNER, T.; GRUSKA, J.; GIBBS, B.; GLEITZMAN, S.; PORTELLA, C. F.; FRIEND, J.; GRAHAM, K.; LESLIE, M. Herbal Medicine and COVID-19: An Umbrella Review. CAND Journal, [S. l.], v. 30, n. 4, p. 43–65, 2023. DOI: 10.54434/candj.161. Disponível em: https://candjournal.ca/index.php/candj/article/view/161. Acesso em: 8 may. 2024.