• Reproduced, with permission, from Lichter PR, Musch DC, Gillespie BW, et al. Interim clinical outcomes in the Collaborative Initial Glaucoma Treatment Study comparing initial treatment randomized to medications or surgery. Ophthalmology. 2001; 108[11]:1943–53.
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    Glaucoma

    Visual field score over time in the Collaborative Initial Glaucoma Treatment Study.