@article{doi:10.1302/0301-620X.46B3.488,
author = {Karlen, A.},
title = {CONGENITAL FIBROSIS OF THE VASTUS INTERMEDIUS MUSCLE},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {46-B},
number = {3},
pages = {488-491},
year = {1964},
doi = {10.1302/0301-620X.46B3.488},
url = {https://doi.org/10.1302/0301-620X.46B3.488}
}