RT Journal Article SR Electronic T1 Synovial immunopathological changes associated with successful abatacept therapy in a case of severe refractory psoriatic arthritis JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 935 OP 936 DO 10.1136/ard.2009.113233 VO 69 IS 5 A1 Juan D Cañete A1 Raquel Celis A1 Victoria Hernández A1 José Luis Pablos A1 Raimon Sanmartí YR 2010 UL http://ard.bmj.com/content/69/5/935.abstract AB