Fatima Shahid, Fatima Javed, Hashmat Gul, Muhammad Kaleem, Maryam Aftab, Nazir Ahmed, Faiza Shahid, Sajawal Ahmad Toor, and Faheem Ullah. “Classification of Oral Ulcers and Its Treatment by Focusing on Exosome Loaded Hydrogel: A Comprehensive Review”. Journal of Health and Rehabilitation Research, vol. 4, no. 2, May 2024, pp. 820-3, doi:10.61919/jhrr.v4i2.867.