Frontier
Copyright ©The Author(s) 2021.
World J Gastrointest Surg. Dec 27, 2021; 13(12): 1523-1535
Published online Dec 27, 2021. doi: 10.4240/wjgs.v13.i12.1523
Figure 1
Figure 1  Chemical structures of common traditional photosensitizers for hepatocellular carcinoma in previous literatures.
Figure 2
Figure 2  The limitations of photodynamic therapy in clinical practice for hepatocellular carcinoma and potential strategies to overcome the obstacles in further research.