@article{doi:10.1302/0301-620X.72B5.2211790,
author = {Allen, CP and Calvert, PT},
title = {Simultaneous slipped upper femoral epiphysis in identical twins},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {72-B},
number = {5},
pages = {928-929},
year = {1990},
doi = {10.1302/0301-620X.72B5.2211790},
url = {https://doi.org/10.1302/0301-620X.72B5.2211790}
}