Comparison of anterior retraction and anchorage control between en masse retraction and two-step retraction: A randomized prospective clinical trial.

CONCLUSIONS:: No significant differences existed in the amount of retraction of incisors and anchorage loss of molars between ER and TSR. Changes in incisor and molar tipping were similar, with the crowns showing more movement than the apex. PMID: 30475647 [PubMed - as supplied by publisher]
Source: The Angle Orthodontist - Category: Dentistry Authors: Tags: Angle Orthod Source Type: research