(Q38083751)
Statements
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The choice of a balanced allocation method for a clinical trial in otitis media with effusion (English)
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otitis media with effusion
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Zielhuis GA
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Straatman H
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van 't Hof-Grootenboer AE
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van Lier HJ
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Rach GH
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van den Broek P
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1 March 1990
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9
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3
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237-246
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Identifiers
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