@article{doi:10.1302/0301-620X.37B4.601,
author = {Schurr, Peter H.},
title = {SACRAL EXTRADURAL CYST: AN UNCOMMON CAUSE OF LOW BACK PAIN},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {37-B},
number = {4},
pages = {601-605},
year = {1955},
doi = {10.1302/0301-620X.37B4.601},
url = {https://doi.org/10.1302/0301-620X.37B4.601}
}