@article{doi:10.1302/0301-620X.72B3.2341447,
author = {Ferris, BD and Jackson, AM},
title = {Congenital snapping knee. Habitual anterior subluxation of the tibia in extension},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {72-B},
number = {3},
pages = {453-456},
year = {1990},
doi = {10.1302/0301-620X.72B3.2341447},
url = {https://doi.org/10.1302/0301-620X.72B3.2341447}
}