Maternal deaths.
D000028:Abortion, Induced / Q000401:mortality; D001741:Black or African American; D000773:Anesthesia, Obstetrical / Q000401:mortality; D044383:Black People; D001789:Blood Group Antigens; D004739:England; D005260:Female; D006801:Humans; D008427:Maternal Health Services; D008428:Maternal Mortality; D006473:Postpartum Hemorrhage / Q000401:mortality; D011225:Pre-Eclampsia / Q000401:mortality; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular; D011655:Pulmonary Embolism / Q000401:mortality; D014852:Wales
D001789:Blood Group Antigens