Siddiq, Muhammad, Aamir Choudhry, and Nasir Choudhry. “Outcome of Therapeutic Penetrating Keratoplasty In Non Healing Microbial Keratitis”. Annals of Punjab Medical College (APMC) 4, no. 2 (December 14, 2010): 177-181. Accessed March 29, 2024. http://apmcfmu.com/index.php/apmc/article/view/556.