Preterm birth in the US: The importance of preconception stressful life events and pregnancy-related determinants

Whitney P. Witt, PhD, MPH1, Erika Rose Cheng, MPA1, Lauren E. Wisk, PhD1, Kristin Litzelman, PhD2, Debanjana Chatterjee, MA3, Kara Mandell, MA4 and Fathima Wakeel, PhD, MPH1, (1)School of Medicine and Public Health, University of Wisconsin-Madison, Madison, WI, (2)National Cancer Institute, Bethesda, MD, (3)University of Wisconsin Madison, Madison, WI, (4)University of Wisconsin-Madison, Madison, WI