Letters
Key opinion leaders
How to spot one
BMJ 2008; 337 doi: https://doi.org/10.1136/bmj.a790 (Published 15 July 2008) Cite this as: BMJ 2008;337:a790
- Alexander S D Spiers, professor of medicine (retired)
- 1Cookham Dean, Berkshire
- spiersuk{at}thamesinternet.com
The key opinion leader may be an independent expert or a drug company representative in disguise, but not both at once. …
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