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. Author manuscript; available in PMC: 2020 Dec 27.
Published in final edited form as: J Refract Surg. 2019 Nov 1;35(11):721–728. doi: 10.3928/1081597X-20191004-01

Figure 1.

Figure 1.

CXL protocols for standard CXL and CACXL. Hydrophilic contact lenses were used to make riboflavin solution penetrate through contact lenses and diffuse into the stroma. Thus, there was no need to lift contact lenses during UV irradiation.