Hemodynamic Effects of Cyclic Guanosine Monophosphate-Dependent Signaling Through β3 Adrenoceptor Stimulation in Patients With Advanced Heart Failure: A Randomized Invasive Clinical Trial

Department of Cardiology, Rigshospitalet, Copenhagen University Hospital, Denmark. (H.B., A.A.R., A.H.C., H.S., M.G., S.B., M.B.M, E.W., K.R., L.K., C.R.V.)

Department of Cardiology, Herlev-Gentofte Hospital, Copenhagen University Hospital, Denmark. (K.I., M.S., A.H.C., E.W.)

Department of Clinical Medicine, University of Copenhagen, Denmark (H.B., A.A.R., K.I., N.V., N.T., M.S., A.H.C., N.E.B., H.S., M.G., S.B., M.B.M., E.W., K.R., L.K., H.H.R., C.R.V.).