Yawooz Hameed Mahmood. “Evaluation the Effectivness of Phycocyanin As Antibiotic Against Porphyromonas Gingivalis”. Tikrit Journal of Pure Science 22, no. 7 (February 1, 2023): 73–78. Accessed February 23, 2026. https://tjpsj.org/index.php/tjps/article/view/835.