title: Second-degree heart block after spontaneous abortion.
mesh_terms: D000022:Abortion, Spontaneous / Q000150:complications*; D000328:Adult; D004452:Echocardiography; D005260:Female; D006327:Heart Block / Q000150:complications* / Q000209:etiology; D006801:Humans; D008945:Mitral Valve Prolapse / Q000150:complications* / Q000175:diagnosis; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular