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Calcium concentration in solutions containing phosphate-buffered saline (PBS), EDDS, EGTA, and EDTA (1 mg⋅mL−1) before and after 3 h of exposure to bovine cornea. * p < 0.05, ** p < 0.01, *** p < 0.001; one-way ANOVA; n = 3. Reproduced from Reference [17] under the terms of the Creative Commons Attribution License (CC BY).
