@article{doi:10.1302/0301-620X.65B3.6841397,
author = {Clarke, NM and Harrison, MH and Keret, D},
title = {The sagging rope sign: a critical appraisal},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {65-B},
number = {3},
pages = {285-287},
year = {1983},
doi = {10.1302/0301-620X.65B3.6841397},
url = {https://doi.org/10.1302/0301-620X.65B3.6841397}
}