Muhammad Mohiuddin Alamgir, and Fouzia Shaikh. 2021. “Life-Time Tobacco Consumption and Oral Cancer Among Citizens of Karachi: One of the world’s Highest Reported Incidence Areas for Oral Squamous Cell Carcinoma”. Journal of the Pakistan Medical Association 71 (6):1588-92. https://doi.org/10.47391/JPMA.1327.