Goethals, M Ten-year follow-up of timolol-treated open-angle glaucoma. [electronic resource] - Survey of ophthalmology Apr 1989 - 463-4; discussion 471-2 p. digital Publication Type: Journal Article ISSN: 0039-6257 Standard No.: 10.1016/0039-6257(89)90091-x doi Subjects--Topical Terms: Follow-Up StudiesGlaucoma, Open-Angle--drug therapyHumansIntraocular Pressure--drug effectsOptic Disk--pathologyTimolol--therapeutic useVisual Fields--drug effects