Chughtai, Nadia. “Prevalence of Oral Submucous Fibrosis in Relation to the Chewing Habits in Karachi, Pakistan”. BioSight 5, no. 2-3-4 (September 30, 2024): 9–16. Accessed September 17, 2025. https://biosight.org/index.php/bios/article/view/140.