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) Jimmy Espinoza and Juan Pedro Kusanovic and Chong Jai Kim and Yeon Mee Kim and Jung-Sun Kim and Sonia S. Hassan and Francesca Gotsch and Luis F. Gonçalves and Offer Erez and Lara Friel and Eleazar Soto and Roberto Romero,An episode of preterm labor is a risk factor for the birth of a small-for-gestational-age neonate,American Journal of Obstetrics and Gynecology,0002-9378,Elsevier BV,2007-06,196,6,574.e1-574.e6,https://cir.nii.ac.jp/crid/1361418519939955712,https://doi.org/10.1016/j.ajog.2007.03.023