1.
Espinel J, Pinedo E, Rascarachi G, Ojeda V. Endoscopic “String Sign”. JOP. J Pancreas (Online) [Internet]. 2014 Mar. 10 [cited 2025 Apr. 21];15(2):206-7. Available from: https://serena.sharepress.it/index.php/jop/article/view/1936