00341nam a22001097a 4500020002100000082001600021100002200037245003500059260002900094300003300123650007500156  a1853179027 (pbk)  a616.12bMCM  aMcMurray, John JV  aBeta-blockers in heart failure  aUSAbMartin Dunitzc2002  aiv, 108 p.b: ill.c; 18 cm.  aHeart diseasesvCarvedilolvBisoprololvMetoprololvBeta-BlockervIIMC