Awais Saleem, Tayyaba Burhan, and Kabir Hussain. “Ocular Surface Problems Among Smokers and Non-Smokers”. Ophthalmology Pakistan 12, no. 1 (January 2, 2023). Accessed November 21, 2024. https://ophthalmologypakistan.com/op/ojs3.3/index.php/ophth_pakistan_journal/article/view/15.