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A: Patients' cumulative BCVA preoperative, 1y after surgery and 3mo after suture removal in the FPK group; B: Patients' cumulative BCVA preoperative, 1y after surgery and 3mo after suture removal in the PK group. PK: Penetrating keratoplasty; FPK: Fusiform penetrating keratoplasty; BCVA: Best corrected visual acuity.
