Media type: E-Article Title: Potential Sources of Bias and Confounding in Environmental Epidemiologic Studies of Pregnancy Outcomes Contributor: Neutra, Raymond R.; Swan, Shanna H.; Hertz-Picciotto, Irva; Windham, Gayle C.; Wrensch, Margaret; Shaw, Gary M.; Fenster, Laura; Deane, Margaret imprint: Ovid Technologies (Wolters Kluwer Health), 1992 Published in: Epidemiology Language: English DOI: 10.1097/00001648-199203000-00012 ISSN: 1044-3983 Keywords: Epidemiology Origination: Footnote: