Guided tissue regeneration (GTR) with bovine bone mineral + resorbable collagen membrane vs No GTR (no grafting)
Healing - 1 year · People requiring retreatment of periapical lesions (failed root canal therapy)
Guided tissue regeneration (GTR) with bovine bone mineral +… showed no clear difference in healing - 1 year compared with no GTR (no grafting) (low certainty).
1 finding from 1 review
- RR 1.12 [0.86, 1.46]1 study · 59 participantsLow