Variables associated with perineal laceration during birth assistance. Research, Society and Development, [S. l.], v. 11, n. 9, p. e50811932138, 2022. DOI: 10.33448/rsd-v11i9.32138. Disponível em: https://rsdjournal.org/rsd/article/view/32138. Acesso em: 5 dec. 2025.