Published in J Sports Sci Med on September 01, 2009
A new method for detecting anaerobic threshold by gas exchange. J Appl Physiol (1985) (1986) 8.01
Development and prospective validation of a clinical index to predict survival in ambulatory patients referred for cardiac transplant evaluation. Circulation (1997) 4.61
Exercise and heart failure: A statement from the American Heart Association Committee on exercise, rehabilitation, and prevention. Circulation (2003) 3.01
Noninvasive cardiac output monitoring (NICOM): a clinical validation. Intensive Care Med (2007) 2.07
Peak exercise cardiac power output; a direct indicator of cardiac function strongly predictive of prognosis in chronic heart failure. Eur Heart J (2001) 2.07
Relation between central and peripheral hemodynamics during exercise in patients with chronic heart failure. Muscle blood flow is reduced with maintenance of arterial perfusion pressure. Circulation (1989) 1.83
Comparison of the ramp versus standard exercise protocols. J Am Coll Cardiol (1991) 1.73
A treadmill ramp protocol using simultaneous changes in speed and grade. Med Sci Sports Exerc (2003) 1.69
Multicenter evaluation of noninvasive cardiac output measurement by bioreactance technique. J Clin Monit Comput (2008) 1.68
Finapres arterial pulse wave analysis with Modelflow is not a reliable non-invasive method for assessment of cardiac output. Clin Sci (Lond) (2002) 1.62
Determinants of variable exercise performance among patients with severe left ventricular dysfunction. Am J Cardiol (1983) 1.62
Evaluation of a noninvasive continuous cardiac output monitoring system based on thoracic bioreactance. Am J Physiol Heart Circ Physiol (2007) 1.61
Dissociation between peak exercise oxygen consumption and hemodynamic dysfunction in potential heart transplant candidates. J Am Coll Cardiol (1995) 1.57
Non-invasive measurement of cardiac output in patients with chronic heart failure. Blood Press Monit (2004) 1.51
Comparison of the Asymptomatic Cardiac Ischemia Pilot and modified Asymptomatic Cardiac Ischemia Pilot versus Bruce and Cornell exercise protocols. Am J Cardiol (1993) 1.44
Maximal oxygen uptake: "classical" versus "contemporary" viewpoints: a rebuttal. Med Sci Sports Exerc (1998) 1.43
Assessment of left ventricular function by cardiac ultrasound. J Am Coll Cardiol (2006) 1.35
Clinical, hemodynamic, and cardiopulmonary exercise test determinants of survival in patients referred for evaluation of heart failure. Ann Intern Med (1998) 1.26
Association of functional and health status measures in heart failure. J Card Fail (2006) 1.25
Influence of age on the hemodynamic response to exercise. Circulation (1967) 1.22
Cardiovascular responses to exercise as functions of absolute and relative work load. J Appl Physiol Respir Environ Exerc Physiol (1983) 1.20
Hemodynamic exercise testing. A valuable tool in the selection of cardiac transplantation candidates. Circulation (1996) 1.10
Dissociation between exertional symptoms and circulatory function in patients with heart failure. Circulation (1995) 1.06
Use of cardiopulmonary exercise testing with hemodynamic monitoring in the prognostic assessment of ambulatory patients with chronic heart failure. J Am Coll Cardiol (1999) 1.00
Role of cardiac power in heart failure. Curr Opin Cardiol (2003) 0.99
Cardiac output and cardiopulmonary responses to exercise in heart failure: application of a new bio-reactance device. J Card Fail (2007) 0.97
The non-invasive assessment of stroke volume and cardiac output by impedance cardiography: a review. Aviat Space Environ Med (1999) 0.96
Prognostic significance and measurement of exercise-derived hemodynamic variables in patients with heart failure. J Card Fail (2007) 0.95
A multicenter study of noninvasive cardiac output by bioreactance during symptom-limited exercise. J Card Fail (2009) 0.94
Hemodynamic determinants of exercise capacity in chronic heart failure. Ann Intern Med (1991) 0.92
A survey of exercise testing: methods, utilization, interpretation, and safety in the VAHCS. J Cardiopulm Rehabil (2000) 0.91
Applications of cardiopulmonary exercise testing in the management of cardiovascular and pulmonary disease. Int J Sports Med (2005) 0.91
Hemodynamic response to treadmill exercise in normal subjects. J Appl Physiol (1966) 0.88
How do different indicators of cardiac pump function impact upon the long-term prognosis of patients with chronic heart failure? Am Heart J (2005) 0.87
Relationship between exertional symptoms and functional capacity in patients with heart failure. J Am Coll Cardiol (1999) 0.86
Can maximal cardiopulmonary capacity be recognized by a plateau in oxygen uptake? Chest (1989) 0.84
The role of exercise testing and gas-exchange measurement in the prognostic assessment of patients with heart failure. Curr Opin Cardiol (1998) 0.81
Wireless pulmonary artery haemodynamic monitoring in chronic heart failure: a randomised controlled trial. Lancet (2011) 4.59
Diastolic dysfunction: can it be diagnosed by Doppler echocardiography? J Am Coll Cardiol (2004) 3.89
Beta-blockers restore calcium release channel function and improve cardiac muscle performance in human heart failure. Circulation (2003) 2.57
Use of rapamycin slows progression of cardiac transplantation vasculopathy. Circulation (2003) 2.46
Ventricular structure and function in hypertensive participants with heart failure and a normal ejection fraction: the Cardiovascular Health Study. J Am Coll Cardiol (2007) 2.30
Nonexcitatory, cardiac contractility modulation electrical impulses: feasibility study for advanced heart failure in patients with normal QRS duration. Heart Rhythm (2006) 2.13
Left heart failure with a normal ejection fraction: identification of different pathophysiologic mechanisms. J Card Fail (2005) 2.11
Baseline left ventricular volume and shape as determinants of reverse remodeling induced by surgical ventricular reconstruction. Ann Thorac Surg (2011) 2.07
Development of heart failure in chronic hypertensive Dahl rats: focus on heart failure with preserved ejection fraction. Hypertension (2006) 1.87
Randomized, double blind study of non-excitatory, cardiac contractility modulation electrical impulses for symptomatic heart failure. Eur Heart J (2008) 1.83
Impact of surgical ventricular reconstruction on stroke volume in patients with ischemic cardiomyopathy. J Thorac Cardiovasc Surg (2010) 1.79
PKA phosphorylation activates the calcium release channel (ryanodine receptor) in skeletal muscle: defective regulation in heart failure. J Cell Biol (2003) 1.78
Protein kinase A phosphorylation of the cardiac calcium release channel (ryanodine receptor) in normal and failing hearts. Role of phosphatases and response to isoproterenol. J Biol Chem (2002) 1.73
Multicenter evaluation of noninvasive cardiac output measurement by bioreactance technique. J Clin Monit Comput (2008) 1.68
The impact of angiotensin-converting enzyme inhibitor therapy on the extracellular collagen matrix during left ventricular assist device support in patients with end-stage heart failure. J Am Coll Cardiol (2007) 1.63
Evaluation of a noninvasive continuous cardiac output monitoring system based on thoracic bioreactance. Am J Physiol Heart Circ Physiol (2007) 1.61
Proof of concept: hemodynamic response to long-term partial ventricular support with the synergy pocket micro-pump. J Am Coll Cardiol (2009) 1.57
Mechanisms of heart failure with well preserved ejection fraction in dogs following limited coronary microembolization. Cardiovasc Res (2004) 1.53
Chronic electrical stimulation during the absolute refractory period of the myocardium improves severe heart failure. Eur Heart J (2004) 1.52
The ventilatory anaerobic threshold in heart failure: a multicenter evaluation of reliability. J Card Fail (2009) 1.50
Single-beat estimation of end-diastolic pressure-volume relationship: a novel method with potential for noninvasive application. Am J Physiol Heart Circ Physiol (2006) 1.50
Outcomes following percutaneous coronary intervention in patients previously considered "without option": a subgroup analysis of the PACIFIC Trial. J Interv Cardiol (2004) 1.41
Temporary assist device for postcardiotomy cardiac failure. Ann Thorac Surg (2004) 1.40
Safety and feasibility of percutaneous delivery of a novel circulatory assist device (CircuLite® SYNERGY®) in the swine model. EuroIntervention (2013) 1.39
Heart failure with a normal ejection fraction: is it really a disorder of diastolic function? Circulation (2003) 1.32
Impact of left ventricular assist device (LVAD) support on the cardiac reverse remodeling process. Prog Biophys Mol Biol (2008) 1.30
A cardiopulmonary exercise testing score for predicting outcomes in patients with heart failure. Am Heart J (2008) 1.18
Myocardial recovery and the failing heart: myth, magic, or molecular target? J Am Coll Cardiol (2012) 1.17
Left ventricular form and function: scientific priorities and strategic planning for development of new views of disease. Circulation (2004) 1.16
Mechanical unloading during left ventricular assist device support increases left ventricular collagen cross-linking and myocardial stiffness. Circulation (2005) 1.14
Left ventricular assist device support normalizes left and right ventricular beta-adrenergic pathway properties. J Am Coll Cardiol (2005) 1.13
The minute ventilation/carbon dioxide production slope is prognostically superior to the oxygen uptake efficiency slope. J Card Fail (2007) 1.12
Clinical benefits of partial circulatory support in New York Heart Association Class IIIB and Early Class IV patients. Eur J Cardiothorac Surg (2010) 1.12
Development and validation of a patient questionnaire to determine New York Heart Association classification. J Card Fail (2004) 1.10
Role of impaired myocardial relaxation in the production of elevated left ventricular filling pressure. Am J Physiol Heart Circ Physiol (2004) 1.09
Therapy with cardiac contractility modulation electrical signals improves left ventricular function and remodeling in dogs with chronic heart failure. J Am Coll Cardiol (2007) 1.05
Cardiac contractility modulation electrical signals improve myocardial gene expression in patients with heart failure. J Am Coll Cardiol (2008) 1.03
Heart failure with normal ejection fraction: consideration of mechanisms other than diastolic dysfunction. Curr Heart Fail Rep (2009) 1.03
End-tidal CO2 pressure and cardiac performance during exercise in heart failure. Med Sci Sports Exerc (2009) 1.01
A randomized controlled trial evaluating the safety and efficacy of cardiac contractility modulation in advanced heart failure. Am Heart J (2011) 1.01
The impact of left ventricular assist device-induced left ventricular unloading on the myocardial renin-angiotensin-aldosterone system: therapeutic consequences? Eur Heart J (2009) 1.00
Sarcomeric genes involved in reverse remodeling of the heart during left ventricular assist device support. J Heart Lung Transplant (2005) 0.98
Cardiac contractility modulation by non-excitatory currents: studies in isolated cardiac muscle. Eur J Heart Fail (2005) 0.98
Comparison of ventricular structure and function in Chinese patients with heart failure and ejection fractions >55% versus 40% to 55% versus <40%. Am J Cardiol (2009) 0.97
Cardiac output and cardiopulmonary responses to exercise in heart failure: application of a new bio-reactance device. J Card Fail (2007) 0.97
A computational method of prediction of the end-diastolic pressure-volume relationship by single beat. Nat Protoc (2007) 0.96
Disease-specific remodeling of cardiac mitochondria after a left ventricular assist device. Ann Thorac Surg (2002) 0.96
A multicenter study of noninvasive cardiac output by bioreactance during symptom-limited exercise. J Card Fail (2009) 0.94
First human use of partial left ventricular heart support with the Circulite synergy micro-pump as a bridge to cardiac transplantation. Eur Heart J (2008) 0.94
Intra-aortic balloon pump counterpulsation (IABP) for myocardial infarction complicated by cardiogenic shock. Cochrane Database Syst Rev (2011) 0.94
The lowest VE/VCO2 ratio during exercise as a predictor of outcomes in patients with heart failure. J Card Fail (2009) 0.94
Autologous skeletal myoblast transplantation improved hemodynamics and left ventricular function in chronic heart failure dogs. J Heart Lung Transplant (2005) 0.94
Mechanisms underlying improvements in ejection fraction with carvedilol in heart failure. Circ Heart Fail (2009) 0.94
Subgroup analysis of a randomized controlled trial evaluating the safety and efficacy of cardiac contractility modulation in advanced heart failure. J Card Fail (2011) 0.93
Mortality in heart failure with preserved ejection fraction: an unacceptably high rate. Eur Heart J (2011) 0.93
Electric currents applied during refractory period enhance contractility and systolic calcium in the ferret heart. Am J Physiol Heart Circ Physiol (2002) 0.93
Impact of cardiac contractility modulation on left ventricular global and regional function and remodeling. JACC Cardiovasc Imaging (2009) 0.93
A randomized controlled trial to evaluate the safety and efficacy of cardiac contractility modulation in patients with systolic heart failure: rationale, design, and baseline patient characteristics. Am Heart J (2008) 0.92
Mechanical device-based methods of managing and treating heart failure. Circulation (2005) 0.91
Effects of exercise training on heart rate recovery in patients with chronic heart failure. Am Heart J (2007) 0.91
First experience with a novel robotic remote catheter system: Amigo™ mapping trial. J Interv Card Electrophysiol (2013) 0.90
Hemodynamic effects of partial ventricular support in chronic heart failure: results of simulation validated with in vivo data. J Thorac Cardiovasc Surg (2007) 0.90
Cardiac contractility modulation by electric currents applied during the refractory period. Am J Physiol Heart Circ Physiol (2002) 0.90
Surgical ventricular remodeling: a balancing act on systolic and diastolic properties. J Thorac Cardiovasc Surg (2006) 0.89
Nonexcitatory electrical signals for enhancing ventricular contractility: rationale and initial investigations of an experimental treatment for heart failure. Am J Physiol Heart Circ Physiol (2005) 0.88
Electrical signals applied during the absolute refractory period: an investigational treatment for advanced heart failure in patients with normal QRS duration. J Am Coll Cardiol (2005) 0.88
Load dependence of ventricular performance explained by model of calcium-myofilament interactions. Am J Physiol Heart Circ Physiol (2002) 0.87
Cardiac contractility modulation by electric currents applied during the refractory period in patients with heart failure secondary to ischemic or idiopathic dilated cardiomyopathy. Am J Cardiol (2002) 0.87
Biventricular assist device-induced right ventricular reverse structural and functional remodeling. J Heart Lung Transplant (2005) 0.86
Peak cardiac power measured noninvasively with a bioreactance technique is a predictor of adverse outcomes in patients with advanced heart failure. Congest Heart Fail (2010) 0.86
Continuous-flow left ventricular assist devices induce left ventricular reverse remodeling. J Heart Lung Transplant (2013) 0.85
Partial left ventricular support implanted through minimal access surgery as a bridge to cardiac transplant. J Thorac Cardiovasc Surg (2008) 0.85
Bradycardic therapy improves left ventricular function and remodeling in dogs with coronary embolization-induced chronic heart failure. J Pharmacol Exp Ther (2007) 0.85
Single-beat estimation of the left ventricular end-diastolic pressure-volume relationship in patients with heart failure. Heart (2009) 0.85
A polymerized bovine hemoglobin oxygen carrier preserves regional myocardial function and reduces infarct size after acute myocardial ischemia. Am J Physiol Heart Circ Physiol (2006) 0.84
The impact of extra cardiac comorbidities on pressure volume relations in heart failure and preserved ejection fraction. J Card Fail (2011) 0.83
Myoblast transfer in ischemic heart failure: effects on rhythm stability. Cell Transplant (2009) 0.83
Phototherapy in psoriasis: a review of mechanisms of action. J Cutan Med Surg (2013) 0.83
Elective bridging to recovery after repair: the surgical approach to ventricular reverse remodeling. Artif Organs (2008) 0.82
Myocardial expression levels of micro-ribonucleic acids in patients with left ventricular assist devices signature of myocardial recovery, signature of reverse remodeling, or signature with no name? J Am Coll Cardiol (2011) 0.82
Hemodynamic changes as a diagnostic tool in acute heart failure--a pilot study. Am J Emerg Med (2010) 0.82
Ventricular pump function in heart failure with normal ejection fraction: insights from pressure-volume measurements. Prog Cardiovasc Dis (2006) 0.81
Noninvasive measurement of cardiac performance in recovery from exercise in heart failure patients. Clinics (Sao Paulo) (2011) 0.81
Clinical effects of cardiac contractility modulation (CCM) as a treatment for chronic heart failure. Eur J Heart Fail (2012) 0.81
In vitro ablation of cardiac valves using high-intensity focused ultrasound. Ultrasound Med Biol (2005) 0.80
The conundrum of functional mitral regurgitation in chronic heart failure. J Am Coll Cardiol (2008) 0.80
Chasing the elusive pressure-volume relationships. JACC Cardiovasc Imaging (2009) 0.79
Two axial-flow Synergy Micro-Pumps as a biventricular assist device in an ovine animal model. J Heart Lung Transplant (2012) 0.79
Right ventricular assist device in end-stage pulmonary arterial hypertension: insights from a computational model of the cardiovascular system. Prog Cardiovasc Dis (2012) 0.79
Feasibility study of a temporary percutaneous left ventricular assist device in cardiac surgery. Ann Thorac Surg (2007) 0.78