%0 Journal Article %A D. Neumann %A U. Dorn %A C. Grethen %T O2052 CLASSIFICATION OF HETEROTOPIC ANTERIOR INTERTROCHANTERIC OSSIFICATIONS AFTER TOTAL HIP ARTHROPLASTY %D 2004 %J Orthopaedic Proceedings %P 281-281 %V 86-B %N SUPP_III %R 10.1302/0301-620X.86BSUPP_III.0860281c %U https://doi.org/10.1302/0301-620X.86BSUPP_III.0860281c %K