@article{doi:10.1302/0301-620X.43B4.752,
author = {Outerbridge, R. E.},
title = {THE ETIOLOGY OF CHONDROMALACIA PATELLAE},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {43-B},
number = {4},
pages = {752-757},
year = {1961},
doi = {10.1302/0301-620X.43B4.752},
url = {https://doi.org/10.1302/0301-620X.43B4.752}
}