Gall Bladder Wall Thickness as a Predictor for Laparoscopic Cholecystectomy Difficulties in Gadarif, Eastern Sudan. European Journal of Clinical Medicine, [S. l.], v. 2, n. 3, p. 158–163, 2021. DOI: 10.24018/clinicmed.2021.2.3.77. Disponível em: https://mail.ej-clinicmed.org/index.php/clinicmed/article/view/77. Acesso em: 11 oct. 2025.