Physical inactivity in patients with rheumatoid arthritis: data from twenty-one countries in a cross-sectional, international study.

Sokka T;Häkkinen A;Kautiainen H;Maillefert JF;Toloza S;Mørk Hansen T;Calvo Alen J;Oding R;Liveborn M;Huisman M;Alten R;Pohl C;CUTOLO, MAURIZIO;Immonen K;Woolf A;Murphy E;Sheehy C;Quirke E;Celik S;Yazici Y;Tlustochowicz W;Kapolka D;Skakic V;Rojkovich B;Müller R;Stropuviene S;Andersone D;Drosos AA;Lazovskis J;Pincus T;QUEST RA Group

2010-01-01