Cox regression analysis of compositional covariates related to death of the kidney transplant-recipient in northeastern Brazil: modeling of covariates associated with renal allograft failure. Research, Society and Development, [S. l.], v. 9, n. 11, p. e84791110276, 2020. DOI: 10.33448/rsd-v9i11.10276. Disponível em: https://www.rsdjournal.org/rsd/article/view/10276. Acesso em: 17 dec. 2025.