TY - JOUR AU - Berry, Dan. J. DO - doi:10.1302/0301-620X.93BSUPP_IV.0930430a UR - https://doi.org/10.1302/0301-620X.93BSUPP_IV.0930430a TI - A1212. METAL ON METAL HIP ARTHROPLASTY: WHERE ARE WE IN 2009? T2 - Orthopaedic Proceedings VL - 93-B IS - SUPP_IV PY - 2011 SP - 430 EP - 430 ER -