Unstable Posterior Acetabular Fractures: Early Results of Delayed Reduction and Fracture Fixation Using the Kocher-Langenbeck Approach with Trochanteric Flip Osteotomy. Acta Med Philipp [Internet]. 2016 Jun. 30 [cited 2025 Apr. 10];50(2). Available from: https://actamedicaphilippina.upm.edu.ph/index.php/acta/article/view/835