Abstract
The purpose of this blinded, randomized and controlled trial is to compare the effectiveness of BoNTA (treated groups) using three dosages (30U of BoNTA in masseter muscles and 10U of BoNTA in anterior temporal / 50U of BoNTA in muscles masseter and 20U of BoNTA in anterior temporal / 70U of BoNTA in masseter / 25 of BoNTA in anterior temporal) in chronic pain TMD, when compared to occlus…