We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe possible effects of depressive symptoms on risk of preterm birth are clouded by lack of control over confounding factorsAuthorsYonkers, Kimberly APublicationEvidence Based Medicine, 2013, Vol 18, Issue 5, p194ISSN1356-5524Publication typearticleDOI10.1136/eb-2012-101136