title: The long QT syndromes: a critical review, new clinical observations and a unifying hypothesis.
mesh_terms: D000889:Anti-Arrhythmia Agents / Q000009:adverse effects; D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D004562:Electrocardiography; D006801:Humans; D008133:Long QT Syndrome / Q000139:chemically induced / Q000145:classification / Q000503:physiopathology* / Q000628:therapy; D013610:Tachycardia / Q000139:chemically induced / Q000145:classification / Q000503:physiopathology* / Q000628:therapy
chemical_list: D000889:Anti-Arrhythmia Agents