TY - JOUR AU - Kayser, R. AU - Mahlfeld, K. AU - Heyde, C. AU - Grasshoff, H. DO - doi:10.1302/0301-620X.85B1.13212 UR - https://doi.org/10.1302/0301-620X.85B1.13212 TI - Ultrasonographic imaging of fractures of the clavicle in newborn infants T2 - The Journal of Bone & Joint Surgery British Volume VL - 85-B IS - 1 PY - 2003 SP - 115 EP - 116 ER -