Editorials and ReviewsPreterm Birth 1: Epidemiology and Causes of Preterm BirthGoldenberg, R.L.; Culhane, J.F.; Iams, J.D.; Romero, R. Author Information Department of Obstetrics and Gynecology, Drexel University College of Medicine, Philadelphia, PA Obstetric Anesthesia Digest 29(1):p 6-7, March 2009. | DOI: 10.1097/01.aoa.0000344666.82463.8d Buy Metrics © 2009 Lippincott Williams & Wilkins, Inc.