Fig. 4From: Biodegradable collagen matrix implant versus mitomycin-C in trabeculectomy: five-year follow-upSD-OCT imaging of blebs at the 60-month end point with complete success based on ≤ 15 mmHg target IOP. (a): Thick bleb from OLO group. (b): Thin bleb from MMC group. The bleb (a), from the OLO group, exhibited a more diffuse patternBack to article page