Siregar GA, Lubis SN. Comparison of Alpha-Fetoprotein Level in Varying Severity Degree of Hepatocellular Carcinoma Assesed with the Barcelona Clinic of Liver Cancer During 2015-2016 in Haji Adam Malik General Hospital Medan. InaJGHE [Internet]. 2017 July 11 [cited 2026 Oct. 21];18(1):20-4. Available from: https://ina-jghe.com/index.php/jghe/article/view/609