Article info
Asthma
External validity of randomised controlled trials in asthma: to whom do the results of the trials apply?
- Correspondence to:
Professor R Beasley
Medical Research Institute of New Zealand, PO Box 10055, Wellington, New Zealand; richard.beasley{at}mrinz.ac.nz
Citation
External validity of randomised controlled trials in asthma: to whom do the results of the trials apply?
Publication history
- Received June 12, 2006
- Accepted October 9, 2006
- First published November 14, 2006.
Online issue publication
February 28, 2007
Article Versions
- Previous version (14 November 2006).
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Copyright 2007 Thorax