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placebo-controlled trial
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UN, AIDS.
ensayo con testigos tratados con placebo
English thesaurus
placebo-controlled trial
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med.
A type of clinical trial. In placebo-controlled trials, one group of participants
the control arm
receives an inactive drug
or other intervention
, called a placebo, while another group of participants
the experimental arm
receives the active drug being tested. The two groups are compared to see if the drug is more effective than the placebo.
see also
placebo
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