@article{55898920a5a84e1b984c1149f060f296,
title = "Direct comparison of fixed flexion, radiography and MRI in knee osteoarthritis: responsiveness data from the Osteoarthritis Initiative.",
keywords = "JOINT-SPACE WIDTH, FEMOROTIBIAL CARTILAGE LOSS, PROGRESSION SUBCOHORT, ARTICULAR-CARTILAGE, REGIONAL-ANALYSIS, RISK-FACTORS, REPRODUCIBILITY, ASSOCIATION, SENSITIVITY, MORPHOMETRY",
author = "Wolfgang Wirth and J Duryea and {Hellio Le Graverand}, M-P and John, {M R} and M Nevitt and Buck, {R J} and Felix Eckstein",
year = "2013",
doi = "10.1016/j.joca.2012.10.017",
language = "English",
volume = "21",
pages = "117--125",
journal = "OSTEOARTHRITIS AND CARTILAGE ",
issn = "1063-4584",
publisher = "Elsevier ",
number = "1",
}