@ARTICLE{
author={Sokka Tuulikki,Kautiainen Hannu,Toloza Sergio,Makinen Heidi,Verstappen Suzan MM,Hetland Merete Lund,Naranjo Antonio,Baecklund Eva,Herborn Gertraud,Rau Rolf,Cazzato Massimiliano,Gossec Laure,Skakic Vlado,Gogus Feride,Sierakowski Stanislaw,Bresnihan Barry,Taylor Peter,McClinton Catherine,Pincus Theodore},
year={2007},
title={QUEST-RA: quantitative clinical assessment of patients with rheumatoid arthritis seen in standard rheumatology care in 15 countries},
journal={ANNALS OF THE RHEUMATIC DISEASES},
volume={66},
number={11},
pages={1491-1496},
document_type={Article},
}