Genetic variants associated with addictive behavior in Colombian addicted and non-addicted to heroin or cocaine. Colombia Medica, [S. l.], v. 44, n. 1, p. 19–25, 2013. DOI: 10.25100/cm.v44i1.1039. Disponível em: https://colombiamedica.univalle.edu.co/index.php/comedica/article/view/1039. Acesso em: 1 jan. 2026.