Motiba Tahir, Muhammad Suhail Sarwar, and Hameeda Haider. “Locating Thinnest Point of Cornea in Relation to Visual Axis in Healthy Eyes”. Ophthalmology Pakistan, vol. 12, no. 3, July 2022, pp. 11-16, https://www.ophthalmologypakistan.com/op/ojs3.3/index.php/ophth_pakistan_journal/article/view/37.