Khan, Sqn Ldr Tariq Ali, et al. “COMPARISON OF PRESSURE LOWERING EFFECTS OF TIMOLOL DORZOLAMIDE COMBINED PREPARATION VERSUS LATANOPROST IN PRIMARY OPEN ANGLE GLAUCOMA: Primary Open Angle Glaucoma”. Pakistan Armed Forces Medical Journal, vol. 62, no. 3, Sept. 2012, pp. 409-12, https://pafmj.org/PAFMJ/article/view/1625.