(a)
(b)
(c)
(d)
Figure 3: Corneal flap margin and adjacent regions photographed by slit-lamp biomicroscopy at 6 months after surgery. A smooth circumferential band that is slightly wider (white arrow) on the nasal side in the non-BCL-treated right eye (a) and a smooth, narrow circumferential band in the BCL-treated left eye (b) of a patient. A circumferential band with a slightly more reflective focal scar (white arrow) on the nasal side in the non-BCL-treated right eye (c) and a less reflective circumferential band in the BCL-treated left eye (d) of a patient.