Siregar, Rizqi Arini, Leonardo Basa Dairi, and Gontar Alamsyah Siregar. 2016. “Forns Index As a Useful Noninvasive Predictor of Esophageal Varices in Liver Cirrhosis”. Universa Medicina 35 (3):199-205. https://doi.org/10.18051/UnivMed.2016.v35.199-205.