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<p>All clinical trials raise certain ethical issues. But trials conducted during epidemics are especially difficult, both ethically and practically. Poorly designed studies subject patients to the risks of adverse events without learning if the intervention works.</p>

Shortcuts in Clinical Trials May Cause More Harm Than Good

All clinical trials raise certain ethical issues. But trials conducted during epidemics are especially difficult, both ethically and practically. Poorly designed studies subject patients to the risks of adverse events without learning if the intervention works.