Malik, Tayyaba Gul, Muhammad Moin, and Rabail alam. “A Comparison of SRK T Formula With Hill RBF 2 and Barrett Universal II in the Calculation of Intraocular Lens Power”. Journal of the Pakistan Medical Association 72, no. 7 (February 10, 2022): 1373–1377. Accessed July 27, 2026. https://mail.jpma.org.pk/index.php/public_html/article/view/3842.