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Seven-year follow-up of infliximab therapy in rheumatoid arthritis patients with severe long-standing refractory disease : attrition rate and evolution of disease activity.
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Hormone replacement therapy and intima-media thickness of the common carotid artery: the Rotterdam study
Endoscopic sclerotherapy compared with no specific treatment for the primary prevention of bleeding from esophageal varices. A randomized controlled multicentre trial [ISRCTN032158...
Socioeconomic inequalities in health in the working population: the contribution of working conditions
Birthweight and other perinatal outcomes of singletons conceived after assisted reproduction compared to natural conceived singletons in couples with unexplained subfertility : fol...