Samia Ayub, Kashmala Hussain, Umm-e-Abiha, Hania Fatima, Amal Mahmood, Javaid Ahmed Khan. “Prevalence of Tobacco and Betel Nut Use Among Cancer Patients in Two Major Hospitals in Karachi”. International Journal of Pharmacy Research & Technology (IJPRT) 16, no. 1 (April 6, 2026): 1495–1501. Accessed April 9, 2026. https://ijprt.org/index.php/pub/article/view/1729.