Bibliography
1. Agostoni PG, K Wasserman, GB Perego, M Guazzi, G Cattadori, P Palermo, G Lauri, G Marenzi. Non-invasive measurement of stroke volume during exercise in heart failure patients. Clin Sci, 2000;98:545-551.
2. Agostoni P, M Guazzi, M Bussotti, S De Vita, P Palermo. Increase of ventilation during exercise in heart failure patients. Chest, 2002;122:2062-2067.
3. Arena R, J Myers, S Salman Aslam, EB Varughese, MA Peberdy. Technical considerations related to the minute ventilation/carbon dioxide output slope in patients with heart failure. Chest, 2003;124:720-727.
4. Arena R, R Humphrey, MA Peberdy. Prognostic ability of VE/VCO2 slope calculations using different exercise test time intervals in subjects with heart failure. Eur J Cardiovasc Prev Rehab, 2003;10:463-468.
5. Arena R, J Myers, SS Aslam, EB Varughese, MA Peberdy. Peak VO2 and VE/VCO2 slope in patients with heart failure: A prognostic comparison. Am Heart J, 2004;147(2):354-360.
6. Arena R, M Tevald, MA Peberdy, T Turner. Prognostic value of phase 1 of oxygen uptake on-kinetics response in the heart failure population. J Cardiopul Rehab, 2004;24:401-404.
7. Arena R, J Myers, J Abella, MA Peberdy. Influence of heart failure etiology on the prognostic value of peak oxygen consumption and minute ventilation/carbon dioxide production slope. Chest, 2005;128:2812-2817.
8. Arena R, MA Peberdy. Reliability of resting end-tidal carbon dioxide in chronic heart failure. J Cardiopul Rehab, 2005;25:177-180.
9. Arena R, M Guazzi, J Myers, MA Peberdy. Prognostic value of heart rate recovery in patients with heart failure. Am Heart J, 2006;151:851.e7-851.e13.
10. Arena R, MA Peberdy, J Myers, M Guazzi, M Tevald. Prognostic value of resting end-tidal carbon dioxide in patients with heart failure. Int'l J Cardiol, 2006;109:351-358.
11. Arena R, M Guazzi, J Myers. Prognostic value of end-tidal carbon dioxide during exercise in heart failure. Int'l J Cardiol, 2007;117:103-108.
12. Arena R, J Myers, J Abella, MA Peberdy, D Bensimhon, P Chase, M Gauzzi. Development of a ventilation classification system in patients with heart failure. Circulation, 2007;115:2410-2417.
13. Arena R, J Myers, L Hsu, MA Peberdy, S Pinkstaff, D Bensimhon, P Chase, M Vicenzi, M Guazzi. The minute ventilation/carbon dioxide production slope is prognostically superior to the oxygen uptake efficiency slope. J Cardiac Fail, 2007;13(6):462-469.
14. Ariyarajaj V, M Kranis, S Apiyasawat, DH Spodick. Association of myocardial ischemia and coronary angiographic lesions with increased left atrial dimention during exercise tolerance tests among patients with known coronary heart disease. Am J Cardiol, 2007;99:1187-1192.
15. Arzt M, M Harth, A Luchner, F Muders, SR Holmer, FC Blumberg, GA Riegger, M Pfeifer. Enhanced ventilatory response to exercise in patients with chronic heart failure and central sleep apnea. Circulation, 2003;107(15):1998-2003.
16. Arzt M, M Schulz, R Wensel, S Montalvan, FC Blumberg, GA Riegger, M Pfeifer. Nocturnal continuous positive airway pressure improves ventilatory efficiency during exercise in patients with chronic heart failure. Chest, 2005;127(3):794-802.
17. Auricchio A, M Kloss, SI Trautmann, S Rodner, H Klein. Exercise performance following cardiac resynchronization therapy in patients with heart failure and ventricular conduction delay. Am J Cardiol, 2002;89(2):198-203.
18. Banning AP, NP Lewis, DB Northridge, JS Elborn, AH Hendersen. Perfusion/ventilation mismatch during exercise in chronic heart failure: an investigation of circulatory determinants. Br Heart J, 1995;74(1):27-33.
19. Bard RL, BW Gillespie, NS Clark, TG Egan, JM Nicklas. Determining the best ventilatory efficiency measure to predict mortality in patients with heart failure. J Heart Lung Transplant, 2006;25(5):589-595.
20. Bard RL, BW Gillespie, NS Clarke, JM Nicklas. Combining peak oxygen consumption and ventilatory efficiency in the prognostic assessment of patients with heart failure. Int'l J Cardiol, 2008;123:199-200.
21. Belardinelli R, N Ciamani, C Costantini, A Biandini, A Purcaro. Comparison of impedance cardiography with thermodilution and direct Fick methods for noninvasive measurement of stroke volume and cardiac output during incremental exercise in patients with ischemic cardiomyopathy. Am J Cardiol, 1996;77(15):1293-1301.
22. Belardinelli R, F Lacalaprice, F Carle, A Minnucci, G Cianci, G Perna, G D'Eusanio. Exercise-induced myocardial ischemia detected by cardiopulmonary exercise testing. Eur Heart J, 2003;24:1304-1313.
23. Bilsel T, S Terzi, T Akbulut, N Sayar, G Hobikoglu, K Yesilcimen. Abnormal heart rate recovery immediately after cardiopulmonary exercise testing in heart failure patients. Int Heart J, 2006;47:431-440.
24. Bol E, WR de Vries, WL Mosterd, RP Wielenga, AJ Coats. Cardiopulmonary exercise parameters in relation to all-cause mortality in patients with chronic heart failure. Int J Cardiol, 2000;72(3):255-263.
25. Bozkurt B, DL Mann. Shortness of breath. Circ, 2003:108:11-13.
26. Borlaug BA, V Melenovsky, SD Russell, K Kessler, K Pacak, LC Becker, DA Kass. Impaired chronotropic and vasodilatory reserves limit exercise capacity in patients with heart failure and preserved ejection fraction. Circulation, 2006;114:2138-2147.
27. Brozaitiene J, V Jakumaite. Ventilatory response to workload in patients with chronic heart failure. Biomedicine, 2002;2(1):37-41.
28. Bussotti M, A Apostolo, D Andreini, P Palermo, M Contini, P Agostoni. Cardiopulmonary evidence of exercise-induced silent ischaemia. Eur J Cardiovasc Prev Rehab, 2006;13:249-253.
29. Clark AL. Exercise and heart failure: Assessment and treatment. Heart, 2006;92:699-703.
30. Coats AJS. Heart failure: What causes the symptoms of heart failure? Heart, 2001;86:574-578.
31. Cohen-Solal A, JY Tabet, D Logeart, P Bourgoin, M Tokmakova, M Dahan. A non-invasively determined surrogate of cardiac power ('circulatory power') at peak exercise is a powerful prognostic factor in chronic heart failure. Eur Heart J, 2002;23(10):806-814.
32. Corra U, A Mezzani, E Bosimini, F Scapellato, A Imparato, P Giannuzzi. Ventilatory response to exercise improves risk stratification in patients with chronic heart failure and intermediate functional capacity. Am Heart J, 2002;143(3):418-426.
33. Cohen-Solal A, JY Tabet, D Logeart, P Bourgoin, M Tokmakova, M Dahan. A non-invasively determined surrogate of cardiac power ("circulatory power") at peak exercise is a powerful prognostic factor in chronic heart failure. Eur Heart J, 2002;23:806-814.
34. Corra U, A Mezzani, E Bosimini, P Giannuzzi. Cardiopulmonary exercise testing and prognosis in chronic heart failure. A prognostic algorithm for the individual patient. Chest, 2004;126:942-950.
35. Cotter G, SG Williams, Z Vered, LB Tan. Role of cardiac power in heart failure. Curr Opin Cardiol, 2003;18:215-222.
36. Davies LC, DP Francis, M Piepoli, AC Scott, P Ponikowski, AJS Coats. Chronic heart failure in the elderly: value of cardiopulmonary exercise testing in risk stratification. Heart, 2000;83:147-151.
37. Davies LC, R Wensel, P Georgiadou, M Cicoira, AJS Coats, MF Piepoli, DP Francis. Enhanced prognostic value from cardiopulmonary exercise testing in chronic heart failure by non-linear analysis: oxygen uptake efficiency slope. E Heart J, 2006;27:684-690.
38. Dimopoulos K, DO Okonko, GP Diller, CS Broberg, TV Salukhe, SV Babu-Narayan, W Li, A Uebing, S Bayne, R Wensel, MF Piepoli, PA Poole-Wilson, DP Francis, MA Gatzoulis. Abnormal ventilation response to exercise in adults with congenital heart disease relates to cyanosis and predicts survival. Circulation, 2006;113:2697-2802.
39. Dresing TJ, EH Blackstone, FJ Pashkow, CE Snader, TH Marwick, SL Lauer. Usefulness of impaired chronotropic response to exercise as a predictor of mortality, independent of the severity of coronary artery disease. Am J Cardiol, 2000;86:602-609.
40. Favret F, JP Richalet. Exercise and hypoxia: The role of the autonomic nervous system. Respir Physiol Neurobiol, 2007;[Epub ahead of print]
41. Francis DP, W Shamim, L Ceri Davies, MF Piepoli, P Ponikowski, SD Anker, AJS Coats. Cardiopulmonary exercise testing for prognosis in chronic heart failure: continuous and independent prognostic value from VE/VCO2 slope and peak VO2. Eur Heart J, 2000;21:154-161.
42. Gitt AK, K Wasserman, C Kilkowski, T Kleemann, A Kilkowski, M Bangert, S Schneider, A Schwarz, J Senges. Exercise anaerobic threshold and ventilatory efficiency identify heart failure patients for high risk of early death. Circulation, 2002;106:3079-3084.
43. Guazzi M, S De Vita, P Cardano, S Barlera, MD Guazzi. Normalization for peak oxygen uptake increases the prognostic power of the ventilatory response to exercise in patients with chronic heart failure. Am Heart J, 2003;146(3):542-548.
44. Guazzi M, S Belletti, E Bianco, L Lenatti, MD Guazzi. Endothelial dysfunction and exercise performance in lone atrial fibrillation or associated with hypertension or diabetes: different results with cardioversion. Am J Physiol Heart Circ Physiol, 2006;291-H921-H928.
45. Guazzi M, R Arena, A Ascione, M Piepoli, MD Guazzi. Exercise oscillatory breathing and increased ventilation to carbon dioxide production slope in heart failure: An unfavorable combination with high prognostic value. Am Heart J, 2007;153:859-867.
46. Guazzi M, R Arena, J Myers. Comparison of the prognostic value of cardiopulmonary exercise testing between male and female patients with heart failure. Int J Cardiol, 2006;113:395-400.
47. Jae SY, MR Carnethon, KS Heffernan, YH Choi, MK Lee, B Fernhall. Association between cardiorespiratory fitness and prevalence of carotid atherosclerosis among men with hypertension. Am Heart J, 2007;153:1001-1005.
48. Jankowska EA, J Pietruk-Kowalczyk, R Zymlinski, T Witkowski, B Ponikowska, T Sebzda, K Rzeczuch, L Borodulin-Nadzieja, H Hanczycowa, W Banasiak, P Ponikowski. The role of exercise ventilation in clinical evaluation and risk stratification in patients with chronic heart failure. Kardiol Pol, 2003;59(8):115-127.
49. Johnson RL. Gas exchange efficiency in congestive heart failure II. Circ, 2001;103:916-918.
50. Kiilavuori K, A Sovijarvi, H Naveri, T Ikonen, H Leinonen. Effect of physical training on exercise capacity and gas exchange in patients with chronic heart failure. Chest, 1996;110:985-001.
51. Kleber FX, G Vietzke, KD Wernecke, U Bauer, C Opitz, R Wensel, A Sperfeld, S Glaser. Impairment of ventilatory efficiency in heart failure: Prognostic impact. Circulation, 2000;101:2803-2809.
52. Kleber FX, P Waurick, M Winterhalter. CPET in heart failure. Eur Heart J Suppl, 2004;6(Suppl. D):D1-D4.
53. Koike A, Y Koyama, H Itoh, H Adachi, F Marumo, M Hiroe. Prognostic significance of cardiopulmonary exercise testing for 10-year survival in patients with mild to moderate heart failure. Jpn Circ J, 2000;64:915-920.
54. Koike A, H Itoh, M Kato, H Sawada, T Aizawa, LT Fu, H Watanabe. Prognostic power of ventilatory responses during submaximal exercise in patients with chronic heart disease. Chest, 2002;121:1581-1588.
55. Krachman SL, T Nugent, J Crocetti, GE D'Alonzo, W Chatila. Effects of oxygen therapy on left ventricular function in patients with Cheyne-Stokes respiration and congestive heart failure. J Clin Sleep Med, 2005;1(3):271-276.
56. Lang CC, P Agostoni, DM Mancini. Prognostic significance and measurement of exercise-derived hemodynamic variables in patients with heart failure. J Cardiac Fail, 2007;13(8):672-679.
57. Lavie CJ, RV Milani, MR Mehra. Peak exercise oxygen pulse and prognosis in chronic heart failure. Am J Cardiol, 2004;93:588-593.
58. Leite JJ, AJ Mansur, HF de Freitas, PR Chizola, EA Bocchi, M Terra-Filho, JA Neder, G Lorenzi-Fiho. Periodic breathing during incremental exercise predicts mortality in patients with chronic heart failure evaluated for cardiac transplantation. J Am Coll Cardiol, 2003;41(12):2175-2181.
59. MacGowan GA, K Janosko, A Cecchetti, S Murali. Exercise-related ventilatory abnormalities and survival in congestive heart failure. Am J Cardiol, 1997;79:1264-1266.
60. Maeder M, T Wolber, H Rickli, J Myers, D Hack, W Riesen, D Weilenmann, P Ammann. B-type natriuretic peptide kinetics and cardiopulmonary exercise testing in heart failure. Int J Cardiol, 2006;[Epub ahead of print]
61. Maldonado-Martin S, PH Brubaker, LA Kaminsky, JB Moore, KP Stewart, DW Kitzman. The relationship of a 6-min walk to VO(2 peak) and VT in older heart failure patients. Med Sci Sports Exerc, 2006;38(6):1047-1053.
62. Mancini D, S Katz, L Donchez, K Aaronson. Valvular heart disease/heart failure/ hypertension: Coupling of hemodynamic measurements with oxygen consumption during exercise does not improve risk stratification in patients with heart failure. Circ, 1996;94(10):2492-2496.
63. Mancini D, TH LeJemtel. Is ventilatory classification preferable to peak oxygen consumption for risk stratification in heart failure? Circ, 2007;115:2376-2378.
64. McConnell TR, FJ Menapace, Jr., LH Hartley, MA Pfeffer. Captopril reduces VE/VCO2 ratio in myocardial infarction patients with low ejection fraction. Chest, 1998;114:1289-1294.
65. Mejhert M, E Linder-Klingsell, M Edner, T Kahan, H Persson. Ventilatory variables are strong prognostic markers in elderly patients with heart failure. Heart, 2002;88(3):239-243.
66. Messinger-Rapport B, CE Pothier Snader, EH Blackstone, D Yu, MS Lauer. Value of exercise capacity and heart rate recovery in older people. J Am Geriatr Soc, 2003;51(1):63-68.
67. Milani RV, CJ Lavie, MR Mehra. Cardiopulmonary exercise testing. How do we differentiate the cause of dyspnea? Circ, 2004;110:e27-e31.
68. Milani RV, CJ Lavie, MR Mehra, HO Ventura. Understanding the basics of cardiopulmonary exercise testing. Mayo Clin Proc, 2006;81(12):1603-1611.
69. Moore B, PH Brubaker, KP Stewart, DW Kitzman. VE/VCO2 slope in older heart failure patients with normal versus reduced ejection fraction compared with age-matched healthy controls. J Cardiac Fail, 2007;13(4):259-262.
70. Munhoz EC, R Hollanda, JP Vargas, CW Silveira, AL Lemos, RMK Hollanda, JP Ribeiro. Flattening of oxygen pulse during exercise may detect extensive myocardial ischemia. Med Sci Sports Exerc, 2007;39(8):1221-1226.
71. Musialik-Lydka A, B Sredniawa, S Pasyk. Heart rate variability in heart failure. Kardiol Pol, 2003;58(1):10-16.
72. Myers J, L Gullestad, R Vagelos, D Do, D Bellin, H Ross, MB Fowler. Cardiopulmonary exercise testing and prognosis in severe heart failure: 14 mL/kg/min revisited. Am Heart J, 2000;139(1 Pt 1):78-84.
73. Myers J, R Madhavan. Cardiopulmonary exercise testing. AARC Times, 2000 (February):71-74.
74. Myers J, P Gujja, S Neelagaru, D Burkhoff. Cardiac output and pulmonary responses to exercise in heart failure: Application of a new bio-reactance device. J Cardiac Fail, 2007;13:629-636.
75. Nanas SN, JN Nanas, DC Sakellariou, SK Dimopoulos, SG Drakos, SG Kapsimalakou, CA Mpatzioiu, OG Papazachou, AS Dalianis, MI Anastasiou-Nana, C Roussos. VE/VCO2 slope is associated with abnormal resting haemodynamics and is a predictor of long-term survival in heart failure. Eur J Heart Fail, 2006;8:420-427.
76. Obenza Nishime E, CR Cole, EH Blackstone, EJ Pashkow, MS Lauer. Heart rate recovery and treadmill exercise score as predictors of mortality in patients referred for exercise ECG. JAMA, 2000;284(11):1392-1398.
77. Ohuchi H, K Watanabe, K Kishiki, Y Wakisaka, S Echigo. Heart rate dynamics during and after exercise in postoperative congenital heart disease patients. Their relation to cardiac autonomic nervous activity and intrinsic sinus node dysfunction. Am Heat J, 2007;154(1):165-171.
78. Opasich C, GD Pinna, M Bobbio, M Sisti, B Demichelis, O Febo, G Forni, R Riccardi, PG Riccardi, S Capomolla, F Cobelli, L Tavazzi. Peak exercise oxygen consumption in chronic heart failure: Toward efficient use in the individual patient. J Am Coll Cardiol, 1998;31:766-775.
79. Pan WS, YD Yuan, LT Zhang, ST Hao, HS Yang, BF Wang, JY Ma. The change and significance of the cardiopulmonary exercise test parameters in patients with obstructive sleep apnea-hypopnea syndrome. Zhonghua Jie He He Hu Xi Za Zhi, 2005;28(11):769-772. [Abstract only, article in Chinese]
80. Ponikowski P, SD Anker, TP Chua, R Szelmej, M Piepoli, S Adamopoulos, K Webb-Peploe, D Harrington, W Banasiak, K Wrabec, AJ Coats. Depressed heart rate variability as an independent predictor of death in chronic congestive heart failure secondary to ischemic or idiopathic dilated cardiomyopathy. Am J Cardiol, 1997;79(12):1645-1650.
81. Ponikowski P, TP Chua, M Piepoli, W Banasiak, SD Anker, R Szelemej, W Molenda, K Wrabec, A Capucci, AJS Coats. Ventilatory response to exercise correlates with impaired heart rate variability in patients with chronic congestive heart failure. Am J Cardiol, 1998;82:338-344.
82. Ponikowski P, SD Anker, TP Chua, D Francis, W Banasiak, PA Poole-Wilson, AJS Coats, M Piepoli. Oscillatory breathing patterns during wakefulness in patients with chronic heart failure: Clinical implications and role of augmented peripheral chemosensitivity. Circulation, 1999;100:2418-2424.
83. Ponikowski P, DP Francis, MF Piepoli, L Ceri Davies, TP Chua, CH Davos, V Florea, W Banasiak, PA Poole-Wilson, AJS Coats, SD Anker. Enhanced ventilatory response to exercise in patients with chronic heart failure and preserved exercise tolerance: Marker of abnormal cardiorespiratory reflex control and predictor of poor prognosis. Circulation, 2001:103:967-972.
84. Raphael C, C Briscoe, J Davies, ZI Whinnett, C Manisty, R Sutton, J Mayet, DP Francis. Limitations of the New York Heart Association functional classification system and self-reported walking distances in chronic heart failure. Heart, 2007;93:476-482.
85. Robbins M, G Francis, FJ Pashkow, CE Snaker, K Hoercher, JB Young, MS Lauer. Ventilatory and heart rate responses to exercise: better predictors of heart failure mortality than peak oxygen consumption. Circulation, 1999;100:2411-2417.
86. Sae YJ, MR Carnethon, KS Hefferman, Y-H Choi, M-K Lee, B Fernhall. Association between cardiorespiratory fitness and prevalence of carotic atherosclerosis among men with hypertension. Am Heart J, 2007;153:1001-1005.
87. Savonen KP, TA Lakka, JA Laukkanen, TH Rauramaa, JT Salonen, R Rauramaa. Effectiveness of workload at the heart rate of 100 beats/min in predicting cardiovascular mortality in men aged 42, 48, 54, or 60 years at baseline. Am J Cardiol, 2007;100:563-568.
88. Scardovi AB, R De Maria, C Coletta, N Aspromonte, S Perna, G Cacciatore, M Parolini, R Ricci, V Ceci. Multiparametric risk stratification in patients with mild to moderate chronic heart failure. J Cardiac Fail, 2007;13:445-451.
89. Schalcher C, H Rickli, M Brehm, D Weilenmann, E Oechslin, W Kiowski, HP Brunner-La Rocca. Prolonged oxygen uptake kinetics during low-intensity exercise are related to poor prognosis in patients with mild-to-moderate congestive heart failure. Chest, 2003;124:580-586.
90. Schlosshan D, D Barker, C Pepper, G Williams, C Morley, LB Tan. CRT improves exercise capacity and functional reserve of the failing heart through enhancing cardiac flow- and pressure-generating capacity. Eur J Heart Fail, 2006;8(5):515-521.
91. Shin J, S Kline, M Moore, Y Goon, V Bhanderi, CM Schmalfuss, JA Johnson, RS Schofield. Association of diurnal blood pressure pattern with risk of hospitalization or death in mean with heart failure. J Cardiac Fail, 2007;13:656-662.
92. Steele IC, A Moore, AM Nugent, MS Riley, NP Campbell, DP Nicholis. Non-invasive measurement of cardiac output and ventricular ejection fractions in chronic cardiac failure: relationship to impaired exercise tolerance. Clin Sci (Lond), 1997;93(3):195-203.
93. Tabet JY, F Beauvais, G Thabut, JM Tartiere, D Logeart, A Cohen-Solal. A critical appraisal of the prognostic value of the VE/VCO2 slope in chronic heart failure. Eur J Cardiovasc Prev Rehabil, 2003;10(4):267-272.
94. Tsurugaya H, H Adachi, M Kurabayashi, S Ohshima, K Taniguchi. Prognostic impact of ventilatory efficiency in heart disease patients with preserved exercise tolerance. Circ J, 2006;70:1332-1336.
95. Vallebona A, G Gigli, S Orlandi, G Reggiardo. Heart rate response to graded exercise correlates with aerobic and ventilatory capacity in patients with heart failure. Clin Cardiol, 2005;28(1):25-29.
96. Vivekananthan DP, EH Blackstone, CE Pothier, MS Lauer. Heart rate recovery after exercise is a predictor of mortality, independent of the angiographic severity of coronary disease. J Am Coll Cardiol, 2003;42(5):831-838.
97. Walsh JT, R Andrews, A Evans, AJ Cowley. Failure of "effective" treatment for heart failure to improve normal customary activity. Br Heart J, 1995;73:373-376.
98. Wasserman K, XG Sun, JE Hansen. Effect of biventricular pacing on the exercise pathophysiology of heart failure. Chest, 2007;132(1):250-261.
99. Watanabe J, M Thamilarasan, EH Blackstone, JD Thomas, MS Lauer. Heart rate recovery immediately after treadmill exercise and left ventricular systolic dysfunction as predictors of mortality: The case of stress echocardiography. Circulation, 2001;104:1911-1916.
100. Williams SG, GA Cooke, DJ Wright, WJ Parsons, RL Riley, P Marshall, L-B Tan. Peak exercise cardiac power output: A direct indicator of cardiac function strongly predictive of prognosis in chronic heart failure. E Heart J, 2001;22:1496-1503.
101. Williams SG, GA Cooke, DJ Wright, WJ Parsons, RL Riley, P Marshall, LB Tan. Peak exercise power output. A direct indicator of cardiac function strongly predictive of prognosis in chronic heart failure. Eur Heart J, 2001;22:1496-1503.
102. Williams SG, M Jackson, G Alastair Cooke, D Barker, A Patwala, DJ Wright, K Albuoaini, LB Tan. How do different indicators of cardiac pump function impact upon the long-term prognosis of patients with chronic heart failure? Am Heart J, 2005;150:983.e1-983.e6.
103. Williams SG, BH Tzeng, D Barker, LB Tan. Comparison and relation of indirect and direct dynamic indexes of cardiac pumping capacity in chronic heart failure. Am J Cardiol, 2005;96:1149-1150.
104. Witte KKA, SDR Thackray, NP Nikitin, JGF Cleland, AL Clark. The effects of ? and ? blockade on ventilatory responses to exercise in chronic heart failure. Heart, 2003;89:1169-1173.
105. Wolk R, BD Johson, VK Somers. Leptin and the ventilatory response to exercise in heart failure. J Am Coll Cardiol, 2003;42(9):1644-1649.
106. Wonisch M, P Lercher, D Scherr, R Maier, R Pokan, P Hofmann, SP von Duvillard. Influence of permanent right ventricular pacing on cardiorespiratory exercise parameters in chronic heart failure patients with implanted cardioverter defibrillators. Chest, 2005;127:787-793.
107. Yasunobu Y, RJ Oudiz, X-G Sun, JE Hansen, K Wasserman. End-tidal PCO2 abnormality and exercise limitation in patients with primary pulmonary hypertension. Chest, 2005;127:1637-1646.









