LEON-GIRÓN, L. F.; BETANCOURT CAÑAS, J.; OROZCO-CHAMORRO, C. M.; CABRA-BAUTISTA, G. P.; CALVACHE, J. A. Assessment of preoperative anxiety in patients under general anesthesia. observational study. RFS Revista Facultad de Salud, [S. l.], v. 9, n. 1, p. 27–34, 2017. DOI: 10.25054/rfs.v9i1.1990. Disponível em: https://journalusco.edu.co/index.php/rfs/article/view/1990. Acesso em: 1 may. 2024.