(Q37255702)
Statements
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Pregnancy disorders that lead to delivery before the 28th week of gestation: an epidemiologic approach to classification (English)
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T F McElrath
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J L Hecht
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O Dammann
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K Boggess
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A Onderdonk
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G Markenson
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M Harper
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E Delpapa
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E N Allred
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A Leviton
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ELGAN Study Investigators
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27 August 2008
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980-989
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Identifiers
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