PUTTER, H. Special Issue about Competing Risks and Multi-State Models. Journal of Statistical Software, [S. l.], v. 38, n. 1, p. 1–4, 2011. DOI: 10.18637/jss.v038.i01. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v038i01. Acesso em: 3 dec. 2022.