A Comparative Clinical Study between Pendulum Appliance and 3D-Bimetric Maxillary Arch for Space Regaining in Late Mixed Dentition Period. مجلة الجامعة [Internet]. 2022 May 22 [cited 2026 Jun. 6];5(1). Available from: https://journal.hama-univ.edu.sy/huj/article/view/953