Anesthesia-related maternal deaths: where is "regional anesthesia"?
D000765:Anesthesia, Conduction / Q000009:adverse effects / Q000401:mortality*; D000768:Anesthesia, General / Q000009:adverse effects / Q000401:mortality; D005260:Female; D006801:Humans; D008428:Maternal Mortality / Q000639:trends; D011247:Pregnancy