TY - JOUR AU - Grützner, P.A. DO - doi:10.1302/0301-620X.88BSUPP_III.0880438a UR - https://doi.org/10.1302/0301-620X.88BSUPP_III.0880438a TI - HOW CAN WE IMPROVE THE CURRENT REGISTRATION SYSTEM: PROBLEMS AND SOLUTIONS T2 - Orthopaedic Proceedings VL - 88-B IS - SUPP_III PY - 2006 SP - 438 EP - 438 ER -