TY - JOUR AU - Perkins, George DO - doi:10.1302/0301-620X.35B4.521 UR - https://doi.org/10.1302/0301-620X.35B4.521 TI - REST AND MOVEMENT T2 - The Journal of Bone & Joint Surgery British Volume VL - 35-B IS - 4 PY - 1953 SP - 521 EP - 539 ER -