6Algra A,Tijssen JGP,Roelandt JRTC,et al.Heart rate variability from 24 hour electrocardiography and 2 _ year risk for sudden death[].Circulation.1993
7Gripps TR,Mslik M,Farrell TG,et al.Prognostic value of re_durced heart rate variability after myocardial infarction: clinical evaluation of a new analysis method[].British Heart Journal.1991
8Shaper AG,Wannamethee G,Macfarlane PW,et al.HR, IHD and sudden cardiac death in middle _ aged british men[].British Heart Journal.1993
9Algra A,Tijssen JGP,Roelandt JRTC,et al.HRV for facts to fancies[].Journal of the American College of Cardiology.1993
10Tsuji H,Venditti FJ,Manders ES,et al.Reduced heart rate varia_bility and mortality risk in an eldery cohort: the framingham heart study[].Circulation.1994
5Kleiger RE, Stein PK, Bosner MS, et al. Time domain measurements of heart rate variability[J]. Cardiol Clin, 1992,10(3) :487-498.
6Ori Z, Monir G, Weiss J, et al. Heart rate variabihty. Frequency domain analysis[J]. Cardiol Clin, 1992,10(3) :499-537.
7Bigger JT Jr, Albrecht P, Steinman RC, et al. Comparison of time-and frequency domain-based measures of cardiac parasympathetic activity in Holter recordings after myocardial infarction[J]. Am J Cardiol, 1989,64(8) : 536-538.
8Copie X, Pousset F, Lechat P, et al. Effects of beta-blockade with bisoprolol on heart rate variability in advanced heart failure: analysis of seatterplots of R-R intervals at selected heart rates[J]. Am Heart J,1996,132(2 Pt 1) :369-375.
9Zhang YH, Song YC, Zhu J, et al. Effects of enalapril on heart rate variability in patients with congestive heart failure[J]. Am J Cardiol,1995,76(14) : 1045-1048.
10Lown B, Verrier RL. Neural activity and ventricular fibrillation [ J ]. N Engl J Med, 1976,294(21 ) : 1165-1170.
