(Q38518052)
Statements
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The hazards of using active clinic patients as a source of subjects for clinical studies (English)
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A S Detsky
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K O'Rourke
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P N Corey
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N Johnston
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S Fenton
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K N Jeejeebhoy
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1 May 1988
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3
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3
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260-266
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Identifiers
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