title: Indications for electrophysiologic testing in the diagnosis and assessment of sinus node dysfunction.
mesh_terms: D004562:Electrocardiography; D004568:Electrodiagnosis / Q000379:methods*; D004594:Electrophysiology / Q000379:methods; D006801:Humans; D011379:Prognosis; D012804:Sick Sinus Syndrome / Q000175:diagnosis* / Q000503:physiopathology; D012849:Sinoatrial Node / Q000503:physiopathology