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Figure 1 | BMC Pregnancy and Childbirth

Figure 1

From: Retracted: Folic acid supplementation, dietary folate intake during pregnancy and risk for spontaneous preterm delivery: a prospective observational cohort study

Figure 1

Prevalence of folic acid and vitamin A supplementation during pregnancy. Prevalence of folic acid and vitamin A supplementation during pregnancy (Q1 and Q3 data) in women with spontaneous term or preterm delivery (22+0-36+6 weeks, n = 1,628) among 65,668 participants in the Norwegian Mother and Child Cohort Study (2002 – 2009).

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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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