Ameen, Rasha S, Faiz I Al-Shakarchi, and Abdulwahid B A Al-Shaibani. 2018. “Diagnosis of Microbial Keratitis Causatives by Polymerase Chain Reaction”. Al-Nahrain Journal of Science 16 (3): 183-90. https://mail.anjs.edu.iq/index.php/anjs/article/view/608.