TY - JOUR AU - Lloyd-Roberts, GC AU - Jackson, AM AU - Albert, JS DO - doi:10.1302/0301-620X.67B2.3980536 UR - https://doi.org/10.1302/0301-620X.67B2.3980536 TI - Avulsion of the distal pole of the patella in cerebral palsy. A cause of deteriorating gait T2 - The Journal of Bone & Joint Surgery British Volume VL - 67-B IS - 2 PY - 1985 SP - 252 EP - 254 ER -