Overdisp: A Stata (and Mata) Package for Direct Detection of Overdispersion in Poisson and Negative Binomial Regression Models. Statistics, Optimization & Information Computing, [S. l.], v. 8, n. 3, p. 773–789, 2020. DOI: 10.19139/soic-2310-5070-557. Disponível em: https://www.iapress.org/index.php/soic/article/view/557. Acesso em: 23 apr. 2026.