Volar Locking Plate Versus Dorsal Locking Nail-Plate Fixation for Dorsally Displaced Unstable Extra-Articular Distal Radial Fractures: Functional and Radiographic Results from a Randomized Controlled Trial

掌侧锁定钢板与背侧锁定钉板固定治疗背侧移位不稳定关节外远端桡骨骨折：一项随机对照试验的功能和影像学结果