Several incidence and prevalence studies of rheumatoid arthritis (RA) have been reported
during the last decades, suggesting a considerable variation of the disease occurrence …

OBJECTIVES: To conduct a systematic review of incidence and prevalence studies of
rheumatoid arthritis (RA), based on the 1987 revised American College of Rheumatology (ACR) …

Objectives. To investigate the incidence and prevalence, as well as the mortality and survival
rates, of primary Sjögren's syndrome (pSS) in a defined area of north-west Greece with a …

OBJECTIVE To develop criteria for disease activity in systemic sclerosis (SSc) that are valid,
reliable, and easy to use. METHODS Investigators from 19 European centres completed a …

Objective. Different sets of diagnostic criteria have been proposed for Sjögren's syndrome (SS),
but none have been validated with a large series of patients or in a multicenter study. We …

Background: Tumour necrosis factor α (TNFα) may be an important mediator of insulin
resistance. Infliximab is a chimeric monoclonal, high affinity antibody against the soluble and …

Remission, relapse, and re-remission of proliferative lupus nephritis treated with cyclophosphamide.
Background Long-term intravenous cyclophosphamide (IVC) in combination with …

Objective: To analyse associations between the clinical status of patients with rheumatoid
arthritis (RA) and the gross domestic product (GDP) of their resident country. Methods: The …

Objective To compare the performance of different definitions of remission in a large
multinational cross‐sectional cohort of patients with rheumatoid arthritis (RA). Methods The …

Tumor necrosis factor (TNF) α inhibitors are an essential therapeutic option for several
inflammatory diseases, like rheumatoid arthritis, spondyloarthropathies and inflammatory bowel …