“Acute Stress, Salivary Cortisol and Calcium Ions, in Patients Undergoing Dental Extraction Procedure”. Mustansiria Dental Journal 11, no. 1 (January 29, 2018): 111–121. Accessed May 13, 2025. https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/170.