GONZÁLEZ ÁVILES, C.; ROJAS SUÁREZ, N.; CÓRTES, A. Y.; MELGAR, C. E. Characterization of upper digestive tract endoscopy in a Colombian pediatric population. RFS Revista Facultad de Salud, [S. l.], v. 8, n. 2, p. 26–29, 2016. DOI: 10.25054/rfs.v8i2.1808. Disponível em: https://journalusco.edu.co/index.php/rfs/article/view/1808. Acesso em: 22 jul. 2024.