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. 2018 Mar 27;32(8):1321–1328. doi: 10.1038/s41433-018-0071-x

Fig. 1.

Fig. 1

Grading of bleb height: a H0, elevated flat bleb, b H1, bleb height ≤ 1 mm, and c H2, bleb height >1 mm. Grading of bleb extent: d E0, ≤ 3 clock hours, and e E1, > 3 clock hours. Grading of bleb vascularity: f V0, normal vascularity, g V1, hypovascularity, and h V2, avascularity