1Sharpe N, Doughty R. Epidemiology of heart failure and ventricular dysfunction[J ]. Lancet, 1998, 352(suppl):3-7.
2MERIT-HF Study Group. Effect of metoprolol CR/XL in chronic heart failure: Metoprolol CR/XL randomized intervention trial in Congestive heart failure(MERIT-HF) [J ]. Lancet,1999,353:2001-2007.
3Cleland JGF, Swedberg K. Carvedilol for heart failure, with care[ J]. Lancet. 1996. 347(9010) : 1109-1120.
4Packer M, Colucci WS, Sackner-Bemstein JD, et al. Double blind , placebo-controUed study of the effects of carvedilol in patients with moderate to severe heart failure: The PRECISE trial[J]. Circulation, 1996,94:2793-2798.
5Sanderson JE, Chan SKW, Yip G, et al. Beta-blockade in heart failure: A comparison of carvedilol with metoprolol[J ]. J Am Coll Cardiol, 1999, 34:1522-1528.
6Metra M , Giubbini R , Nodari S, et al. Differential effect of β-blockers in patients with heart failure. A prospective, randomized, double-blind comparison of the long-term effect of metoprolol versus carvedilol[J ]. Circulation, 2000, 102 : 546-551.
