Am JCardiol,1997,80:26L‐46L.Distributionofmyocardialbeta‐adrenoceptorsubtypesandcouplingt theadenylatecyclaseinchildrenwit JClin Pharmacol,1993,33:588‐595.Efectonsurvivalandhospitalizatio treatmentforchornicheartfailurew,ascomparedwiththeoppositesequenc:r ......