TY - JOUR AU - MacLean, JG AU - Tucker, JK AU - Latham, JB DO - doi:10.1302/0301-620X.72B5.2145286 UR - https://doi.org/10.1302/0301-620X.72B5.2145286 TI - Radiographic appearances in lumbar disc prolapse T2 - The Journal of Bone & Joint Surgery British Volume VL - 72-B IS - 5 PY - 1990 SP - 917 EP - 920 ER -