Hidayat, Putra Nur, and Juferdy Kurniawan. “EUS-Guided Portal Pressure Gradient Measurement in Patients With Portal Hypertension: Evidence-Based Case Report”. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy 23, no. 3 (December 26, 2022): 254–258. Accessed October 24, 2026. https://www.ina-jghe.com/index.php/jghe/article/view/864.