title: Challenges of diagnosing long QT syndrome in patients with nondiagnostic resting QTc.
authors.forename: Wojciech
authors.initials: W
authors.lastname: Zareba
mesh_terms: D006329:Heart Conduction System / Q000503:physiopathology; D006339:Heart Rate / Q000502:physiology; D006801:Humans; D008133:Long QT Syndrome / Q000175:diagnosis* / Q000503:physiopathology; D011187:Posture / Q000502:physiology*; D013616:Tachycardia, Sinus / Q000503:physiopathology*