PJMD, Admin. “Histopathological Spectrum of Premalignant and Malignant Lesions of Esophagus in the Population of Karachi”. Pakistan Journal of Medicine and Dentistry 9, no. 2 (April 20, 2020): 3–7. Accessed May 3, 2024. http://ojs.zu.edu.pk/ojs/index.php/pjmd/article/view/446.