title: Low-energy diets and prolonged QT intervals.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000209:etiology*; D004038:Diet, Reducing / Q000009:adverse effects*; D006801:Humans; D008133:Long QT Syndrome / Q000209:etiology*; D009765:Obesity / Q000503:physiopathology*