title: Principles of obstetric anesthesia.
mesh_terms: D000698:Analgesia; D000765:Anesthesia, Conduction; D000767:Anesthesia, Epidural; D000769:Anesthesia, Inhalation; D000773:Anesthesia, Obstetrical / Q000009:adverse effects / Q000401:mortality; D000775:Anesthesia, Spinal; D005260:Female; D005333:Fetus / Q000187:drug effects; D006261:Headache / Q000209:etiology; D006323:Heart Arrest / Q000150:complications; D006801:Humans; D007022:Hypotension / Q000188:drug therapy / Q000209:etiology; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D014481:United States; D014662:Vasoconstrictor Agents / Q000627:therapeutic use
chemical_list: D014662:Vasoconstrictor Agents