Al-Essa, Hussein S, and Taghreed F Zaidan. 2013. “Assessment of Serum and Salivary Oxidant and Total Antioxidant Status of Patients With Recurrent Aphthous Stomatitis in a Sample of Basrah City”. Journal of Baghdad College of Dentistry 25 (Special Is): 83-88. https://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/204.