“Effects of Air Abrasive Polishing on Chromium Ion Release from Different Metal Self-Ligating Orthodontic Brackets”. Mustansiria Dental Journal 16, no. 1 (January 24, 2024): 60–67. Accessed April 21, 2025. https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/1025.