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Q35215164-2E561FCF-5DF3-477D-B17E-0742536D7BFA
Q35215164-2E561FCF-5DF3-477D-B17E-0742536D7BFA
BestRank
Statement
http://www.wikidata.org/entity/statement/Q35215164-2E561FCF-5DF3-477D-B17E-0742536D7BFA
A nested case-control study of first-trimester maternal vitamin D status and risk for spontaneous preterm birth.
P577
Q35215164-2E561FCF-5DF3-477D-B17E-0742536D7BFA
BestRank
Statement
http://www.wikidata.org/entity/statement/Q35215164-2E561FCF-5DF3-477D-B17E-0742536D7BFA
rank
NormalRank
type
BestRank
Statement
wasDerivedFrom
fd871785032b531a0478fc1681a98cb501487db3
P577
2011-04-15T00:00:00Z
http://www.w3.org/2001/XMLSchema#dateTime
P577
2fdeb29cdf4210253c65b6609508e383