?url_ver=Z39.88-2004&rft_id=doi%3A10.3390%2Fnu13062071&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Gonz%C3%A1lez-Pe%C3%B1a%2C+Sandra+M.&rft.aulast=Gonz%C3%A1lez-Pe%C3%B1a&rft.aufirst=Sandra+M.&rft.pages=2071&rft.issn=2072-6643&rft.title=Nutrients&rft.volume=13&rft.atitle=Maternal+Folic+Acid+Intake+and+Methylation+Status+of+Genes+Associated+with+Ventricular+Septal+Defects+in+Children%3A+Case%E2%80%93Control+Study&rft.date=2021&rft.issue=6&rft.genre=article