@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,Verstappen Suzan MM,Hetland Merete Lund,Makinen Heidi,Naranjo Antonio,Belmonte Miguel,Baecklund Eva,Henrohn Dan,Herborn Gertraud,Rau Rolf,Morelli Alessia,Ferraccioli Gianfranco,Combe Bernard,McClinton Catherine,Tunc Recep,Sierakowski Stanislaw,Romanowski W,Skakic Vlado,Murphy Eithne,Sheehy Claire,Bergman Martin},
year={2006},
title={Work disability in patients with rheumatoid arthritis in 15 countries.},
journal={ARTHRITIS AND RHEUMATISM},
volume={54},
number={9},
pages={S99-S99},
document_type={Meeting Abstract},
} 

@ARTICLE{
author={Sokka Tuulikki,Verstappen Suzan MM,Hetland Merete Lund,Makinen Heidi,Naranjo Antonio,Belmonte Miguel,Baecklund Eva,Henrohn Dan,Herborn Gertraud,Rau Rolf,Morelli Alessia,Ferraccioli Gianfranco,Combe Bernard,McClinton Catherine,Tunc Recep,Sierakowski Stanislaw,Romanowski W,Skakic Vlado,Murphy Eithne,Sheehy Claire,Bergman Martin},
year={2006},
title={Work disability in patients with rheumatoid arthritis in 15 countries.},
journal={ARTHRITIS AND RHEUMATISM},
volume={54},
number={9},
pages={S57-S57},
document_type={Meeting Abstract},
}