Rusdy, Hendry, Abdullah Oes, Indra B. Siregar, and David Sitompul. “The Effectivity of Ozone Water Application on Tampon in Post Posterior Tooth Extraction in Department of Oral Surgery and Maxillofacial Faculty of Dentistry, University of North Sumatera (USU)”. Journal of Dentomaxillofacial Science 3, no. 3 (December 1, 2018): 177–179. Accessed July 17, 2024.