Al-Obaidi, Najlaa S, and Alhan A Qasim. “Oral Hygiene Status in Relation to Salivary Estradiol Hormone Level Among Pre-Menopausal and Post-Menopausal Iraqi Women”. Journal of Baghdad College of Dentistry 31, no. 2 (June 15, 2019): 70–74. Accessed May 2, 2025. https://www.jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/2627.