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Trace of Electrodes on Follow-up Liver Ultrasonography After Percutaneous Ultrasound-Guided Radiofrequency Ablation: "Tram-Track Sign".
Yun Jin Jang, Hyung Jin Won, Yong Moon Shin, Pyo Nyun Kim, So Yeon Kim, Hye Jung Kim
J Korean Soc Ultrasound Med. 2012;31(3):145-150. Published online September 26, 2012
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