Effects of Two-Phase Treatment with Functional Appliances Followed by Extraction versus One-Phase Treatment with Extraction in Class II Growing Patients: A Case-Control Study.
Ka Fai WongWener ChenJianhan RenYanqi YangYifan LinPublished in: Journal of clinical medicine (2022)
In patients requiring premolar extraction, two-phase (vs. one-phase) treatment produced greater improvements in the intermaxillary relationship and facial convexity.