A Mathematical Approach to the Analysis of Harm Reduction Efforts in the Opioid Crisis. Letters in Biomathematics, [S. l.], v. 10, n. 1, p. 165–173, 2023. DOI: 10.30707/. Disponível em: https://lettersinbiomath.org/manuscript/index.php/lib/article/view/175.. Acesso em: 5 jul. 2024.