Salman SA. Measurement of salivary Immunoglobulin A of participants with a healthy, gingivitis and chronic periodontitis conditions. J Bagh Coll Dent. 2015;27(3):120-123. Accessed June 8, 2026. https://www.jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/817