Clinical progress in periapical surgery

The detection of pathogenic microorganisms with refractory periapical periodontitis Eighteen patients with refractory peiapical periodontitis who accepted the root-end surgery were selected, and the periapical sample were collected in two ways,and then through traditional bacterial culture, isolating and id

Prognosis analysis of 41 cases of chronic perioapical periodontitis by endodontic surgery:a clinical prospective study;