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Extended report
Disparities in rheumatoid arthritis disease activity according to gross domestic product in 25 countries in the QUEST–RA database

Authors

  1. Correspondence to Dr T Sokka, Arkisto/Tutkijat, Jyväskylä Central Hospital, 40620 Jyväskylä, Finland; tuulikki.sokka{at}ksshp.fi
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Citation

Sokka T, Kautiainen H, Pincus T, et al
Disparities in rheumatoid arthritis disease activity according to gross domestic product in 25 countries in the QUEST–RA database

Publication history

  • Accepted May 19, 2009
  • First published July 30, 2009.
Online issue publication 
October 12, 2009

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