Naqaish, Rehan, et al. “NYSTAGMUS AND BEYOND: A RARE OCULAR MOTILITY DISORDER”. Journal of Ayub Medical College Abbottabad, vol. 30, no. 3, Sept. 2018, pp. 475-7, https://www.jamc.ayubmed.edu.pk/index.php/jamc/article/view/5146.