著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) VA Hodgetts and RK Morris and A Francis and J Gardosi and KM Ismail,"Effectiveness of folic acid supplementation in pregnancy on reducing the risk of small‐for‐gestational age neonates: a population study, systematic review and meta‐analysis",BJOG: An International Journal of Obstetrics & Gynaecology,1470-0328,Wiley,2014-11-26,122,4,478-490,https://cir.nii.ac.jp/crid/1361699994707247232,https://doi.org/10.1111/1471-0528.13202