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Observational research in the evidence based environment: eclipsed by the randomised controlled trial?
- Correspondence to:
Dr Rod H Stables, Royal Liverpool University Hospital, Prescot Street, Liverpool L7 8XP, UK;
r.stables{at}btinternet.com
Citation
Observational research in the evidence based environment: eclipsed by the randomised controlled trial?
Publication history
- First published February 1, 2002.
Online issue publication
February 01, 2002
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Copyright 2002 by Heart