TY - JOUR AU - Pradhan, R. DO - doi:10.1302/0301-620X.81B3.0810431 UR - https://doi.org/10.1302/0301-620X.81B3.0810431 TI - Planar anteversion of the acetabular cup as determined from plain anteroposterior radiographs T2 - The Journal of Bone & Joint Surgery British Volume VL - 81-B IS - 3 PY - 1999 SP - 431 EP - 435 ER -