Muhammad Abdal, Muhammad Aish, Qamar ur Rehman, Ayesha Tasneem, and Faiza Tasneem. “Effect of 0.5% Oral Intake of Glucose on Tear Production”. Ophthalmology Pakistan, vol. 14, no. 2, Mar. 2024, pp. 35-39, doi:10.62276/OphthalmolPak.14.02.131.