bibliographicCitation |
Shaw GM, Finnell RH, Blom HJ, Carmichael SL, Vollset SE, Yang W, Ueland PM. Choline and risk of neural tube defects in a folate-fortified population. Epidemiology. 2009 Sep;20(5):714–9. doi: 10.1097/ede.0b013e3181ac9fe7. PMID: 19593156. |