SINGLETON, M. D.; ROCK, P. J. Assessment of a Surveillance Case Definition for Heroin Overdose in Emergency Medical Services Data. Online Journal of Public Health Informatics, [S. l.], v. 10, n. 1, 2018. DOI: 10.5210/ojphi.v10i1.8353. Disponível em: https://ojphi.org/ojs/index.php/ojphi/article/view/8353. Acesso em: 26 jan. 2022.