1.
Kawalec-Rutkowska AM. Ultrasonographic features of pediatric umbilical hernias ‒ associations with age, sex, and hernial orifice width. Eur J Clin Exp Med [Internet]. 2026 Feb. 26 [cited 2026 Feb. 27];. Available from: https://journals.ur.edu.pl/ejcem/article/view/12650