Both UCVA and BCVA showed a trend of improvement at postoperative month 3, though insignificant in BCVA ( P = 0.114).
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Outcomes of 320-degree intrastromal corneal ring segment implantation for advanced keratoconus.
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Both UCVA and BCVA showed a trend of improvement at postoperative month 3, though insignificant in BCVA ( P = 0.114).