@article{doi:10.1302/0301-620X.34B2.308,
author = {Valls, José},
title = {A NEW PROSTHESIS FOR ARTHROPLASTY OF THE HIP},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {34-B},
number = {2},
pages = {308-310},
year = {1952},
doi = {10.1302/0301-620X.34B2.308},
url = {https://doi.org/10.1302/0301-620X.34B2.308}
}