Bos, Ingeborg, and Gerd Willmann. 2001. “Morphologic Characteristics of Periprosthetic Tissues from Hip Prostheses With Ceramic-Ceramic Couples: A Comparative Histologic Investigation of 18 Revision and 30 Autopsy Cases”. Acta Orthopaedica 72 (4):335-42. https://doi.org/10.1080/000164701753541970.