Background: Patient reported outcome measures used in studies of psoriatic arthritis (PsA) have been found to be inadequate for determining the impact of the disease from the patient’s perspective.

Correspondence to Dr Annette H M van der Helm-van Mil, Department of Rheumatology, Leiden University Medical Center, P.O. Box 9600, Leiden 2300 RC, The Netherlands; AvdHelm{at}lumc.nl Background ...

Correspondence to W B van den Bosch, Department of Rheumatology, Leiden University Medical Center, P.O. Box 9600, Leiden 2300 RC, The Netherlands; W.B.van_den_Bosch{at}lumc.nl Objectives In daily ...

7 Department of Medicine, Section of Rheumatology, University of Florence, Florence, Italy 8 Department of Internal Medicine and Rheumatology, Justus-Liebig-University of Giessen, Kerckhoff-Klinik, ...

Dr C H M van den Ende, Leiden University Medical Centre, Department of Rheumatology, C4-R, Postbox 9600, 2300 RC Leiden, The Netherlands Email:e.vandenende{at}nivel.nl OBJECTIVE To investigate the ...

Correspondence to Ping-Hsuan Hsieh, Health Economics and Health Technology Assessment, University of Glasgow Institute of Health and Wellbeing, Glasgow G12 8RZ, UK; p.hsieh.1{at}research.gla.ac.uk ...

10 Department of Clinical Medicine, University of Bologna, S Orsola-Malpighi Hospital, Bologna, Italy 11 Section of Internal Medicine and Clinical Oncology, Department of Biomedical Sciences and Human ...

Objective: To further assess the construct validity of the three European Scleroderma Study Group (EScSG) preliminary activity indices for systemic sclerosis (SSc): for SSc as a whole, for diffuse SSc ...

41 St. Joseph's Health Care London and University of Western Ontario, London, Ontario, Canada Objective The 1980 American College of Rheumatology (ACR) classification criteria for systemic sclerosis ...

1 Sorbonne Université, Assistance Publique–Hôpitaux de Paris, Groupement Hospitalier Pitié–Salpêtrière, French National Referral Center for Systemic Lupus Erythematosus, Antiphospholipid Antibody ...

Department of Rehabilitation Medicine, Faculty of Medicine and Allied Health Sciences, Erasmus University Rotterdam, PO box 1738, 3000 DR Rotterdam, the Netherlands Dr J M A Mens. Local injections of ...

3 Centre for Public Health, Queens’ University Belfast, Belfast, UK 4 Department of Rheumatology, Altnagelvin Area Hospital, Londonderry, UK 5 Department of Rheumatology, Chapel Allerton Hospital, ...