title: Refractory supraventricular tachycardia complicating pregnancy.
mesh_terms: D000328:Adult; D000889:Anti-Arrhythmia Agents / Q000627:therapeutic use*; D004554:Electric Countershock; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular / Q000628:therapy*; D011655:Pulmonary Embolism / Q000150:complications; D013614:Tachycardia, Paroxysmal / Q000150:complications / Q000628:therapy*
chemical_list: D000889:Anti-Arrhythmia Agents