Zampelis, V., and G. Flivik. “Custom-Made 3D-Printed Cup-Cage Implants for Complex Acetabular Revisions: Evaluation of Pre-Planned Versus Achieved Positioning and 1-Year Migration Data in 10 Patients”. Acta Orthopaedica, vol. 92, no. 1, Sept. 2020, pp. 22-27, doi:10.1080/17453674.2020.1819729.