TY  - JOUR
AU  - Trail, IA
AU  - Galasko, CS
DO  - doi:10.1302/0301-620X.72B4.2143191
UR  - https://doi.org/10.1302/0301-620X.72B4.2143191
TI  - The Matrix seating system
T2  - The Journal of Bone & Joint Surgery British Volume
VL  - 72-B
IS  - 4
PY  - 1990
SP  - 666
EP  - 669
ER  -