DOI: 10.1055/s-00000142

Frauenheilkunde up2date

References

van Beynum IM, Kapusta L, Bakker MK et al.
Protective effect of periconceptional folic acid supplements on the risk of congenital heart defects: a registry-based case-control study in the northern Netherlands.

Eur Heart J 2010;
31: 464-471

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