Karl T. Weber, Gary T. Kinasewitz, James S. West, Joseph S. Janicki, Nathaniel Reichek, Alfred P. Fishman,
Long-Term Vasodilator Therapy with Trimazosin in Chronic Cardiac Failure New England Journal of Medicine. ,vol. 303, pp. 242- 250 ,(1980) ,
10.1056/NEJM198007313030502