title: Correlation between glaucomatous optic disc and visual field defects. IV. Mode of cupping formation.
mesh_terms: D005260:Female; D005901:Glaucoma / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009898:Optic Disk / Q000503:physiopathology*; D058609:Visual Field Tests; D014794:Visual Fields