When was a "negative" clinical trial big enough? How many patients you needed depends on what you found. (Q52673049)

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scientific article published in April 1985
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When was a "negative" clinical trial big enough? How many patients you needed depends on what you found.
scientific article published in April 1985

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    When was a "negative" clinical trial big enough? How many patients you needed depends on what you found. (English)

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