We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleMarginal structural models for analyzing causal effects of time-dependent treatments: an application in perinatal epidemiology.AuthorsBodnar LM; Davidian M; Siega-Riz AM; Tsiatis AAPublicationAmerican journal of epidemiology, 2004, Vol 159, Issue 10, p926ISSN0002-9262Publication typearticleDOI10.1093/aje/kwh131