Consumo de sustancias psicoactivas en época de COVID-19. Veritas & Research, [S. l.], v. 2, n. 2, p. 83–86, 2020. Disponível em: https://revistas.pucesa.edu.ec/ojs/index.php/VR/article/view/43. Acesso em: 21 may. 2026.