title: Defining the retinal nerve fiber layer: use monochromatic light to compare photos.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008027:Light; D009900:Optic Nerve / Q000166:cytology* / Q000473:pathology; D010781:Photography / Q000379:methods*; D012160:Retina / Q000294:innervation* / Q000473:pathology