Singh, J P Association of hyperglycemia with reduced heart rate variability (The Framingham Heart Study). [electronic resource] - The American journal of cardiology Aug 2000 - 309-12 p. digital Publication Type: Journal Article ISSN: 0002-9149 Standard No.: 10.1016/s0002-9149(00)00920-6 doi Subjects--Topical Terms: AdultAutonomic Nervous System--physiopathologyBlood Glucose--metabolismCoronary Disease--diagnosisDeath, Sudden, Cardiac--etiologyDiabetes Mellitus--diagnosisDiabetic Neuropathies--diagnosisElectrocardiographyElectrocardiography, AmbulatoryFemaleHeart--innervationHeart Rate--physiologyHumansHyperglycemia--diagnosisMaleMiddle AgedProspective StudiesRisk Factors