@article{doi:10.1302/0301-620X.35B2.192,
author = {Cram, R. H.},
title = {A SIGN OF SCIATIC NERVE ROOT PRESSURE},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {35-B},
number = {2},
pages = {192-195},
year = {1953},
doi = {10.1302/0301-620X.35B2.192},
url = {https://doi.org/10.1302/0301-620X.35B2.192}
}