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David Beard presents the ASPIRE guidelines for using placebo (sham) controls when testing surgical procedures. His main point is that placebo-controlled surgical trials are a powerful way to show whether an operation...
Unknown · 0:00
David Beard presents the ASPIRE guidelines for using placebo (sham) controls when testing surgical procedures. His main point is that placebo-controlled surgical trials are a powerful way to show whether an operation...
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