Research Article
[Retracted] Observation on the Effect of Bone Grafting Alone and Guided Tissue Regeneration Combined with Bone Grafting to Repair Periodontal Intraosseous Defects
Figure 3
PLI, SBI, PD, GR, and CAL between the two groups. Note. Compared with the same group preoperative, ; compared with the control group, .
(a) |
(b) |
(c) |
(d) |
(e) |