TY - JOUR AU - Kristiansen, B AU - Kofoed, H DO - doi:10.1302/0301-620X.69B4.3611174 UR - https://doi.org/10.1302/0301-620X.69B4.3611174 TI - External fixation of displaced fractures of the proximal humerus. Technique and preliminary results T2 - The Journal of Bone & Joint Surgery British Volume VL - 69-B IS - 4 PY - 1987 SP - 643 EP - 646 ER -