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Effect of smoking and obesity on disease activity of patients with early rheumatoid arthritis: Data from the KORONA registry

,

Incidence and prevalence of systemic lupus erythematosus among Korean women in childbearing years: A nationwide population based study

,

Burden of comorbidities and medication use among Korean women with systemic lupus erythematosus in childbearing years: A nationwide population-based study

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The incidence, prevalence and medication use of rheumatoid arthritis among Korean women in childbearing years: a nationwide population-based study

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Comorbidities among Korean women with rheumatoid arthritis in childbearing years: a nationwide population-based study