title: Author's reply.
authors.forename: Jun
authors.initials: J
authors.lastname: Feng
mesh_terms: D000787:Angina Pectoris / Q000503:physiopathology*; D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D003324:Coronary Artery Disease / Q000503:physiopathology*; D005260:Female; D006339:Heart Rate; D006801:Humans; D008297:Male