Xie, Ying, et al. “Advances in the Correlation Between the Angle Kappa and the Implantation of Multifocal Intraocular Lenses”. American Journal of Translational Medicine, vol. 8, no. 4, July 2025, pp. 234-40, https://journals3.publicknowledgeproject.org/index.php/ajtm/article/view/3428.