1.
González Áviles C, Rojas Suárez N, Córtes AY, Melgar CE. Characterization of upper digestive tract endoscopy in a Colombian pediatric population. RFS [Internet]. 2016 Jul. 1 [cited 2024 Nov. 22];8(2):26-9. Available from: https://journalusco.edu.co/index.php/rfs/article/view/1808