Kumar, Sourav, Dipti Nayak, Shashank Kumar, Musaab Khan, Reshu Rastogi, and Vaishali Samant. 2021. “Collagen Membrane: A New Concept in Surgical Management for Mucosal Defect in Oral Sub Mucous Fibrosis”. Asian Journal of Medical Sciences 12 (8):71-75. https://doi.org/10.3126/ajms.v12i8.37077.