Femur fractures in the elderly: Morbidity and mortality in the state of Paraná . Research, Society and Development, [S. l.], v. 13, n. 11, p. e35131147295, 2024. DOI: 10.33448/rsd-v13i11.47295. Disponível em: https://ojs34.rsdjournal.org/index.php/rsd/article/view/47295. Acesso em: 29 jun. 2025.