Olivecrona, Henrik, Lotta Olivecrona, Lars Weidenhielm, Marilyn E Noz, Jocelyn Kardos Hansen, Gerald Q Maguire, Michael P Zeleznik, and Peter Aspelin. 2008. “A New Technique for Diagnosis of Acetabular Cup Loosening Using Computed Tomography: Preliminary Experience in 10 Patients”. Acta Orthopaedica 79 (3):346-53. https://doi.org/10.1080/17453670710015247.