سليمان آ, حسان زيزفون. Analytical study of Endoscopic Ultrasound Findings in Patients with Chronic upper Abdominal pain of Unknown Etiology. Tuj-hlth [Internet]. 2023Sep.17 [cited 2024May11];45(4):249-60. Available from: https://journal.tishreen.edu.sy/index.php/hlthscnc/article/view/15381