
The epidemiology of rheumatoid arthritis (RA) is influenced by a number of factors, including survival, changes in diagnostic tools, and temporal trends in environmental factors that may promote or protect from disease. Here, Myasoedova et al (Arthritis Rheum 2010; 62(6): 1576) explore the trends in RA incidence and prevalence over 50 years in a population-based [...]





