@article{doi:10.1302/0301-620X.61B1.422641,
author = {Channon, GM and Brotherton, BJ},
title = {The ball and socket ankle joint},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {61-B},
number = {1},
pages = {85-89},
year = {1979},
doi = {10.1302/0301-620X.61B1.422641},
url = {https://doi.org/10.1302/0301-620X.61B1.422641}
}