KHAN, D. L. Frown Incision: A Means To Minimize Astigmatism: Minimize Astigmatism. National Journal of Integrated Research in Medicine, [S. l.], v. 4, n. 5, p. 88–91, 2013. Disponível em: http://nicpd.ac.in/ojs-/index.php/njirm/article/view/2238. Acesso em: 12 may. 2024.