TY - JOUR AU - GRELSAMER, R. P. DO - doi:10.1302/0301-620X.83B5.0830772b UR - https://doi.org/10.1302/0301-620X.83B5.0830772b TI - The sulcus angle and malalignment of the extensor mechanism of the knee T2 - The Journal of Bone & Joint Surgery British Volume VL - 83-B IS - 5 PY - 2001 SP - 772 EP - 774 ER -