Modulation of Total Corneal Astigmatism, Corneal Thickness, and Corneal Higher-Order Aberrations Following Tear-Enhancing Drop Instillation: A Retrospective Comparative Study
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Introduction: This study aimed to quantify changes in corneal astigmatism, thickness, and corneal higher-order aberrations after instilling a tear-enhancing drop (Systane Hydration Ultra, SHU) or 0.9% saline. ... ...
