M. Nisar, Abid Hassan Naqvi, Muhammad Shahid Tarar, Nisar Ahmed Khan, Summaya Khan, and Amna Khan, “Analysis of Corneal Topographic Changes after Upper Lid Surgery in Congenital and Acquired Ptosis”, Pak Armed Forces Med J, vol. 73, no. 5, pp. 1253–1256, Oct. 2023, doi: 10.51253/pafmj.v73i5.7694.