Edwards, Hellen McKinnon The increasing role of a retained placenta in postpartum blood loss: a cohort study. [electronic resource] - Archives of gynecology and obstetrics 03 2019 - 733-740 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1432-0711 Standard No.: 10.1007/s00404-019-05066-3 doi Subjects--Topical Terms: AdultCohort StudiesFemaleHumansLabor Stage, Third--physiologyPlacenta, Retained--physiopathologyPostpartum Hemorrhage--etiologyPregnancyRetrospective StudiesRisk FactorsYoung Adult