Fig. 2From: Nicotinamide riboside as a neuroprotective therapy for glaucoma: study protocol for a randomized, double-blind, placebo-control trialStudy timeline. Clinical examination includes visual acuity measurement, Goldmann applanation tonometry (GAT), and slit-lamp biomicroscopy of the anterior and posterior segments. OCT optical coherence tomography, RNFL retinal nerve fiber layer, GCIPL ganglion cell inner plexiform layer, GPA Guided Progression Analysis, TPA Trend-based Progression Analysis, VF visual fieldBack to article page