Baig, Mushtaq Ahmed, Salman Asghar, and Mazhar Ishaq. 2007. “SLIDING CONJUNCTIVAL FLAP IN THE SURGICAL MANAGEMENT OF PTERYGIUM: A BETTER APPROACH: Surgical Management of Pterygium”. Pakistan Armed Forces Medical Journal 57 (3): 206-10. https://www.pafmj.org/PAFMJ/article/view/313.