American Journal of Obstetrics and Gynecology · 2008 · 274 citations · 13 references
Amniotic Fluid EmbolismsAbortionMedicineReproductive HealthPediatricsGynecologyMaternal HealthObstetricsMaternal-fetal MedicinePublic HealthFetal ComplicationUnited StatesRisk FactorsHigh-risk Pregnancy
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Impact of Maternal Age on Obstetric Outcome
Jane Cleary‐Goldman, Fergal D. Malone, John Vidaver et al. · Obstetrics and Gynecology · 2005 · 845 citations
Previous Cesarean Delivery and Risks of Placenta Previa and Placental Abruption
Darios Getahun, Yinka Oyelese, Hamisu M. Salihu et al. · Obstetrics and Gynecology · 2006 · 445 citations
Estimation of Direct Causal Effects
Maya L. Petersen, Sandra E. Sinisi, Mark J. van der Laan · Epidemiology · 2006 · 361 citations