Barki, Wajid Hussain, Muhammad Fareed Ullah, Muhammad Zubair, and Muhammad Tahir. 2014. “Effects of Benzalkonium Chloride on the Microanatomy of Corneal Stroma”. Annals of Punjab Medical College 8 (1), 11-15. https://doi.org/10.29054/apmc/2014.371.