TY - JOUR AU - Smith, R DO - doi:10.1302/0301-620X.69B4.3611149 UR - https://doi.org/10.1302/0301-620X.69B4.3611149 TI - Head injury, fracture healing and callus T2 - The Journal of Bone & Joint Surgery British Volume VL - 69-B IS - 4 PY - 1987 SP - 518 EP - 520 ER -