Michigan maternal mortality study 1950-1952. I. Hemorrhage; the principal cause of maternal deaths.
D005260:Female; D006470:Hemorrhage; D006801:Humans; D007743:Labor, Obstetric; D063130:Maternal Death; D008428:Maternal Mortality; D008824:Michigan; D009035:Mothers / Q000706:statistics & numerical data*; D011247:Pregnancy; D014798:Vital Statistics
HEMORRHAGE/in pregnancy; LABOR/hemorrhage; MATERNITY/statistics; VITAL STATISTICS