| 11. | In centuries past, doctors used placebos to placate problem patients.
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| 12. | "We said, ` What do you mean placebo?
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| 13. | Some of the men will get selenium, others a placebo.
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| 14. | But as the trial progressed, placebo did become an issue.
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| 15. | Whatever they're getting is a placebo response ."
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| 16. | Thirty-two percent of patients taking the placebo improved significantly.
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| 17. | Half were also given Erbitux and the other half a placebo.
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| 18. | But the drug did shrink tumors more often than the placebo.
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| 19. | So studies of short duration can exaggerate the efficacy of placebos.
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| 20. | Those on placebos get the drug, as Rosenbluth eventually did.
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