[Retracted] A Comparison between Three-Dimensional Visualization Guided Hepatectomy and Ultrasonography Guided Radiofrequency Ablation in the Treatment of Small Hepatocellular Carcinoma within the Milan Criteria

Figure 1

Representative visualization results of small hepatocellular carcinoma and its spatial relationship with surrounding structures. (a) Overall location of the lesion; (b, c, d) the relationship between the tumor and hepatic vein (b), portal vein (c), and artery (d).

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(b)

(c)

(d)