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Maternal caffeine intake during pregnancy is associated with birth weight but not with gestational length: results from a large prospective observational cohort study

Verena Sengpiel, Elisabeth Elind, Jonas Bacelis, Staffan Nilsson, Jakob Grove, Ronny Myhre, Margaretha Haugen, Helle M Meltzer, Jan Alexander, Bo Jacobsson and Anne-Lise Brantsaeter

BMC Medicine 2013, 11:42 doi:10.1186/1741-7015-11-42

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