TY - JOUR AU - Dowd, GS AU - Bentley, G DO - doi:10.1302/0301-620X.68B2.3958019 UR - https://doi.org/10.1302/0301-620X.68B2.3958019 TI - Radiographic assessment in patellar instability and chondromalacia patellae T2 - The Journal of Bone & Joint Surgery British Volume VL - 68-B IS - 2 PY - 1986 SP - 297 EP - 300 ER -