Vaginal Bleeding during Pregnancy and Preterm Birth

Jichun Yang(University of North Carolina at Chapel Hill), John M. Thorp(George Washington University), Amy H. Herring(University of North Carolina at Chapel Hill), David A. Savitz(Brown University), Katherine E. Hartmann(University of Kentucky), Nancy Dole(University of North Carolina at Chapel Hill), Andy Olshan
American Journal of Epidemiology
July 2, 2004
Cited by 120


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