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Confounding by Indication Probably Distorts the Relationship between Steroid Use and Cardiovascular Disease in Rheumatoid Arthritis: Results from a Prospective Cohort Study
- Alper M. van Sijl,
- Maarten Boers,
- Alexandre E. Voskuyl,
- Michael T. Nurmohamed
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- Published: January 30, 2014
- https://doi.org/10.1371/journal.pone.0087965