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Effects of epigallocatechin gallate drops on ultraviolet B radiation–induced corneal damage. Comparison of corneal smoothness and lissamine green staining among the (A, E) control, (B, F) ultraviolet B (UVB), and (C, G; D, H) UVB/epigallocatechin gallate (EGCG; UVB exposure with 0.01% and 0.1% EGCG eye drops, respectively) groups.
