TY - JOUR AU - Treble, NJ DO - doi:10.1302/0301-620X.70B3.3372581 UR - https://doi.org/10.1302/0301-620X.70B3.3372581 TI - Normal variations in radiographs of the clavicle: brief report T2 - The Journal of Bone & Joint Surgery British Volume VL - 70-B IS - 3 PY - 1988 SP - 490 EP - 490 ER -