title: Maternal mortality: pilot surveillance in seven states.
mesh_terms: D002487:Centers for Disease Control and Prevention, U.S.; D003644:Death Certificates; D005006:Ethnicity; D005260:Female; D006801:Humans; D008428:Maternal Mortality; D010865:Pilot Projects; D011159:Population Surveillance; D011247:Pregnancy; D014481:United States