@ARTICLE{
author={Jawaheer D,Olsen J,Lahiff M,Forsberg S,Lahteenmaki J,da Silveira IG,Rocha FA,Magalhaes Laurindo IM,Henrique da Mota LM,Drosos Alexandros A,Murphy Eithne,Sheehy C,Quirke Edel,Cutolo Maurizio,Rexhepi Sylejman,Dadoniene J,Verstappen SMM,Sokka Tuulikki},
year={2010},
title={Gender, body mass index and rheumatoid arthritis disease activity: results from the QUEST-RA study},
journal={CLINICAL AND EXPERIMENTAL RHEUMATOLOGY},
volume={28},
number={4},
pages={454-461},
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},
}