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Response to: 'Metering the METEOR in methotrexate failure: is propensity score a falling star?' by Ahmed et al

Sytske Anne Bergstra1, Cornelia F Allaart2, Robert B M Landewé3,4

  • 1Department of Rheumatology, Leiden University Medical Center, Leiden, The Netherlands s.a.bergstra@lumc.nl.

Abstract

No abstract available in PubMed .

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