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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.
Annals of the Rheumatic Diseases
|November 16, 2018
Abstract
No abstract available in PubMed .