TY - JOUR AU - Clarke, NM AU - Clegg, J AU - Al-Chalabi, AN DO - doi:10.1302/0301-620X.71B1.2644290 UR - https://doi.org/10.1302/0301-620X.71B1.2644290 TI - Ultrasound screening of hips at risk for CDH. Failure to reduce the incidence of late cases T2 - The Journal of Bone & Joint Surgery British Volume VL - 71-B IS - 1 PY - 1989 SP - 9 EP - 12 ER -