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Systemic lupus erythematosus. III. Observations on clinical renal involvement and follow up of renal function: Dutch experience with 110 patients studied prospectively.
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Systemic lupus erythematosus. I. Outcome and survival: Dutch experience with 110 patients studied prospectively.
Systemic lupus erythematosus. II. Observations on the occurrence of exacerbations in the disease course: Dutch experience with 110 patients studied prospectively.