The assistance regulation of users of the Unique Health System (SUS) classified as non-urgent in an emergency hospital in the municipality of Belem do Para: Integrative revision. Research, Society and Development, [S. l.], v. 10, n. 6, p. e54710616157, 2021. DOI: 10.33448/rsd-v10i6.16157. Disponível em: https://www.rsdjournal.org/rsd/article/view/16157. Acesso em: 5 dec. 2025.