J. G. de A. Tostes, R. T. Dias, A. A. da S. Reis, P. S. da Silveira, and T. M. Ronzani, “Interventions to reduce stigma related to people who use drugs: systematic review”, Paidéia, vol. 30, p. e3022, Jul. 2020, doi: 10.1590/1982-4327e3022.