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. Int. J. Pharm. Med. Sci. [Internet]. 2026 Jun. 29 [cited 2026 Nov. 10];6(2):65-8. Available from: https://ijpams.com/journal/index.php/ijpams/article/view/192