National policy, social conditions, and the etiology of maternal mortality.
Malcoe
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LH
D002681:China; D016656:Family Planning Policy; D005260:Female; D006801:Humans; D008428:Maternal Mortality / Q000639:trends; D011247:Pregnancy; D011248:Pregnancy Complications / Q000453:epidemiology*; D012959:Socioeconomic Factors