title: Low-voltage electrocardiogram in patients with hypothyroidism and pericardial effusion: can serial comparative quantitative electrocardiography offer more?
authors.forename: John E
authors.initials: JE
authors.lastname: Madias
mesh_terms: D004562:Electrocardiography / Q000379:methods*; D006801:Humans; D007037:Hypothyroidism / Q000150:complications*; D010490:Pericardial Effusion / Q000150:complications* / Q000175:diagnosis*