TY - JOUR AU - Waisbrod, H AU - Treiman, N DO - doi:10.1302/0301-620X.62B4.7430223 UR - https://doi.org/10.1302/0301-620X.62B4.7430223 TI - Intra-osseous venography in patellofemoral disorders. A preliminary report T2 - The Journal of Bone & Joint Surgery British Volume VL - 62-B IS - 4 PY - 1980 SP - 454 EP - 456 ER -