Anandan, Poornima, K. Saravanan, and Mahendra Raj R.R. “Evaluation Of Internal Echogenic Pattern And Thickness Of Masseter Muscle With Ultrasonography In Chronic Areca Nut/ Tobacco Chewers And Oral Submucous Fibrosis Patients In A Tertiary Care Hospital Chengalpattu District, Tamilnadu”. Journal of Neonatal Surgery 14, no. 27S (June 9, 2025): 1153–1158. Accessed September 11, 2025. https://www.jneonatalsurg.com/index.php/jns/article/view/7229.