Selma Merza Hasan, Akram Faisal Alhuwaizi 2022. Antibiofilm and Antimicrobial Effectiveness of Chlorhexidine Hexametaphosphate Nanoparticles as a Coating for Orthodontic Miniscrews. Pakistan Journal of Medical & Health Sciences. 16, 03 (Apr. 2022), 626. DOI:https://doi.org/10.53350/pjmhs22163626.