title: Electrocardiogram changes with intrauterine contraceptive device insertion.
mesh_terms: D000293:Adolescent; D000328:Adult; D001007:Anxiety; D001145:Arrhythmias, Cardiac / Q000209:etiology*; D001919:Bradycardia / Q000209:etiology; D004562:Electrocardiography; D005260:Female; D006323:Heart Arrest / Q000209:etiology*; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects*; D008598:Menstruation; D010298:Parity; D049590:Postpartum Period; D011247:Pregnancy; D013610:Tachycardia / Q000209:etiology