Eui Joo Kim, Yun Soo Kim, Seung Kak Shin, Oh Sang Kwon, Duck Joo Choi, and Ju Hyun Kim. “Contrast-Enhanced Ultrasound-Guided Radiofrequency Ablation in Inconspicuous Hepatocellular Carcinoma on B-Mode Ultrasound”. Turkish Journal of Gastroenterology 28, no. 6 (July 25, 2019): 446–452. Accessed July 4, 2025. https://tjg.avesjournals.com/index.php/tjg/article/view/3449.