(Q36970737)
Statements
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Contamination in trials of educational interventions (English)
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Keogh-Brown MR
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Bachmann MO
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Shepstone L
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Hewitt C
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Howe A
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Ramsay CR
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Song F
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Miles JN
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Torgerson DJ
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Miles S
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Elbourne D
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Harvey I
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Campbell MJ
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1 October 2007
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Identifiers
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