@article{doi:10.1302/0301-620X.85B6.13741,
author = {Kooijman, H. J. and Driessen, A. P. P. M. and van Horn, J. R},
title = {Long-term results of patellofemoral arthroplasty},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {85-B},
number = {6},
pages = {836-840},
year = {2003},
doi = {10.1302/0301-620X.85B6.13741},
url = {https://doi.org/10.1302/0301-620X.85B6.13741}
}