Impaired Acetylcholine-Mediated Vasodilation in Patients With Congestive Heart FailureKatz, Stuart D. MDLeJemtel, Thierry H. MDAuthor informationColumbia University College of Physicians and Surgeons New York, New YorkAlbert Einstein College of Medicine New York, New YorkCirculation 89(2):p 912, February 1994.Copyright © 1994 American Heart Association, Inc.