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Q36919188-310A549F-E80E-4F30-93FC-AC987C2C67A3
Q36919188-310A549F-E80E-4F30-93FC-AC987C2C67A3
BestRank
Statement
http://www.wikidata.org/entity/statement/Q36919188-310A549F-E80E-4F30-93FC-AC987C2C67A3
What is Behind the Rising Rates of Preterm Birth in the United States?
P2860
Q36919188-310A549F-E80E-4F30-93FC-AC987C2C67A3
BestRank
Statement
http://www.wikidata.org/entity/statement/Q36919188-310A549F-E80E-4F30-93FC-AC987C2C67A3
rank
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Statement
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0ea3b9c52ee03866f912f4bdf8a628f1235b707f
P2860
Estimated pregnancy rates by outcome for the United States, 1990-2004.