TY - JOUR AU - Ries, M.D. DO - doi:10.1302/1358-992X.96BSUPP_12.CCJR2014-081 UR - https://doi.org/10.1302/1358-992X.96BSUPP_12.CCJR2014-081 TI - ACETABULAR PROTRUSIO: A PROBLEM IN DEPTH T2 - Orthopaedic Proceedings VL - 96-B IS - SUPP_12 PY - 2014 SP - 81 EP - 81 ER -