Khattak, Mushtaq Ahmad, Sanaullah Khan, Muhammad Naeem, Sofia Iqbal, and Nasir Saeed. 2013. “Complication Rate in Preliminary Experience in Phacoemulsification Cataract Surgery”. Journal of Postgraduate Medical Institute 27 (4). https://www.jpmi.org.pk/index.php/jpmi/article/view/1289.