@article{doi:10.1302/0301-620X.72B4.2143191,
author = {Trail, IA and Galasko, CS},
title = {The Matrix seating system},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {72-B},
number = {4},
pages = {666-669},
year = {1990},
doi = {10.1302/0301-620X.72B4.2143191},
url = {https://doi.org/10.1302/0301-620X.72B4.2143191}
}