(Q37263071)
Statements
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Prospective study of maternal mid-pregnancy 25-hydroxyvitamin D level and early childhood respiratory disorders (English)
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Wenche Nystad
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Siri E Håberg
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Lars C Stene
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Hein Stigum
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Per Nafstad
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Maria C Magnus
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20 August 2013
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532-541
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Identifiers
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