@article{doi:10.1302/0301-620X.70B4.3403608,
author = {Hall, AJ and Barker, DJ and Dangerfield, PH and Osmond, C and Taylor, JF},
title = {Small feet and Perthes' disease. A survey in Liverpool},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {70-B},
number = {4},
pages = {611-613},
year = {1988},
doi = {10.1302/0301-620X.70B4.3403608},
url = {https://doi.org/10.1302/0301-620X.70B4.3403608}
}