TY - JOUR AU - Grohs, J.G. DO - doi:10.1302/0301-620X.86BSUPP_III.0860220b UR - https://doi.org/10.1302/0301-620X.86BSUPP_III.0860220b TI - S3065 BALLOON KYPHOPLASTY IN VERTEBRAL NON-UNIONS AFTER OSTEOPOROTIC COMPRESSION FRACTURES T2 - Orthopaedic Proceedings VL - 86-B IS - SUPP_III PY - 2004 SP - 220 EP - 220 ER -