@article{doi:10.2106/JBJS.H.01551,
author = {Poolman, Rudolf W. and Swiontkowski, Marc F. and Fairbank, Jeremy C.T. and Schemitsch, Emil H. and Sprague, Sheila and de Vet, Henrica C.W.},
title = {Outcome Instruments: Rationale for Their Use},
journal = {The Journal of Bone & Joint Surgery},
volume = {91},
number = {Supplement_3},
pages = {41-49},
year = {2009},
doi = {10.2106/JBJS.H.01551},
URL = { + http://dx.doi.org/10.2106/JBJS.H.01551},
eprint = {}
}