Janjua, Teyyeb Azeem, Salah -Ud -Din, Zamir Iqbal, and Muhammad Aleem. 2013. “FREQUENCY OF DECREASED VISION AND OCULAR DISEASES IN SCHOOL CHILDREN AT BANNU”. Pakistan Armed Forces Medical Journal 63 (4):498-502. https://pafmj.org/PAFMJ/article/view/2124.