@ARTICLE{
author={Sokka Tuulikki|,Toloza Sergio|,Cutolo Maurizio|,Kautiainen Hannu|,Makinen Heidi|,Gogus Feride|,Skakic Vlado|,Badsha Humeira|,Peets Tonu|,Baranauskaite Asta|,Geher Pal|,Ujfalussy Ilona|,Skopouli Fotini N|,Mavrommati Maria|,Alten Rieke|,Pohl Christof|,Sibilia Jean|,Stancati Andrea|,Salaffi Fausto|,Romanowski Wojciech|,Zarowny-Wierzbinska Danuta|,Henrohn Dan|,Bresnihan Barry|,Minnock Patricia|,Knudsen Lene Surland|,Jacobs Johannes WG|,Calvo-Alen Jaime|,Lazovskis Juris|,Castelar Pinheiro Geraldo da Rocha|,Karateev Dmitry|,Andersone Daina|,Rexhepi Sylejman|,Yazici Yusuf|,Pincus Theodore|},
year={2009},
title={Women, men, and rheumatoid arthritis: analyses of disease activity, disease characteristics, and treatments in the QUEST-RA Study},
journal={ARTHRITIS RESEARCH & THERAPY},
volume={11},
number={1},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Sokka Tuulikki|,Hakkinen Arja|,Kautiainen Hannu|,Maillefert Jean Francis|,Toloza Sergio|,Hansen Troels Mork|,Calvo-Alen Jaime|,Oding Rolf|,Liveborn Margareth|,Huisman Margriet|,Alten Rieke|,Pohl Christof|,Cutolo Maurizio|,Immonen Kai|,Woolf Anthony|,Murphy Eithne|,Sheehy Claire|,Quirke Edel|,Celik Selda|,Yazici Yusuf|,Tlustochowicz Witold|,Kapolka Danuta|,Skakic Vlado|,Roikovich Bernadette|,Muller Raili|,Stropuviene Sigita|,Andersone Daina|,Drosos Alexandros A|,Lazovskis Juris|,Pincus Theodore|},
year={2008},
title={Physical inactivity in patients with rheumatoid arthritis: Data from twenty-one countries in a cross-sectional, international study},
journal={ARTHRITIS & RHEUMATISM-ARTHRITIS CARE & RESEARCH},
volume={59},
number={1},
pages={42-50},
document_type={Article},
}