Ranya Mohammed Hardan, Ashwaq Talib Hameed and Wafaa Tali Radef 2023. Biogenic Zirconium Nanoparticles Synthesized from Silybum marianum: A Potent Antibacterial Agent Against Gingivitis bacteria. Central Asian Journal of Medical and Natural Science. 4, 5 (Oct. 2023), 1066-1076.