Carvedilol produces sustained long-term benefits: follow-up at 12 years.
MacGregor JF, Wachter SB, Munger M, Stoddard G, Bristow MR, Gilbert EM. Carvedilol produces sustained long-term benefits: follow-up at 12 years. Congest Heart Fail. 2009 Jan-Feb; 15(1):5-8.