ZAINAB KHATOON1 , VALIYA SHEIKH 2 , ZUBIA SALMAN3 , DR. RANJIT TIWARI4. AN OBSERVATIONAL STUDY ON THE EFFECTS OF BETEL NUT CHEWING ON MASTICATION MUSCLES AND THE DEVELOPMENT OF TRISMUS. International Journal of Pharmacy with Medical Sciences, [S. l.], v. 6, n. 2, p. 65–85, 2026. DOI: 10.64751/. Disponível em: https://ijpams.com/journal/index.php/ijpams/article/view/192. Acesso em: 10 aug. 2026.