TY - JOUR AU - Jeffery, C. C. DO - doi:10.1302/0301-620X.44B3.543 UR - https://doi.org/10.1302/0301-620X.44B3.543 TI - SPONTANEOUS FRACTURES OF THE FEMORAL NECK T2 - The Journal of Bone & Joint Surgery British Volume VL - 44-B IS - 3 PY - 1962 SP - 543 EP - 549 ER -