" A Comparative Study between Bone Age and Chronological Age in Down Syndrome Patients using Lateral Cephalometric Radiographs and Hand-Wrist X-Ray ". مجلة الجامعة [Internet]. 2021 Aug. 19 [cited 2026 Jun. 6];4(8). Available from: https://journal.hama-univ.edu.sy/huj/article/view/638