Elsevier, Journal of Allergy and Clinical Immunology, 1(127), p. 262-264.e1, 2011
DOI: 10.1016/j.jaci.2010.10.004
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This is the first study to examine measured folate levels in pregnancy in relation to respiratory outcomes in the children. Higher pregnancy levels of folate were associated with increased risk of asthma at age 3.