“THERAPEUTIC OUTCOMES OF USING RTR CONE GRAFT MATERIAL FOR ALVEOLAR RIDGE PRESERVATION FOLLOWING ATRAUMATIC TOOTH EXTRACTION AT THE INSTITUTE OF ODONTO-STOMATOLOGY (2020-2021)”. Vietnam Journal of Community Medicine, vol. 67, no. CĐ11-NCKH, July 2026, https://doi.org/10.52163/yhc.v67iCD11.6023.