Published in J Clin Invest on January 01, 1968
Diagnostic value of serum angiotensin converting enzyme activity in lung diseases. Thorax (1976) 2.13
Respiratory impairment and the aging lung: a novel paradigm for assessing pulmonary function. J Gerontol A Biol Sci Med Sci (2011) 1.28
Regional lung function in patients with hepatic cirrhosis. J Clin Invest (1971) 1.23
Assessment and management of acute asthma in the elderly: a comparison with younger asthmatics. Postgrad Med J (1982) 1.19
Respiratory impairment and airway closure in patients with untreated idiopathic scoliosis. Thorax (1970) 1.17
Non-invasive prospective targeting of arterial P(CO2) in subjects at rest. J Physiol (2008) 1.10
Lung volume indices of airway obstruction: a suggestion for a new combined index. Proc R Soc Med (1971) 1.06
Closing volume: a reappraisal (1967-2007). Eur J Appl Physiol (2007) 0.98
Imaging lung function in mice using SPECT/CT and per-voxel analysis. PLoS One (2012) 0.85
Assessment of airway closure using the closing volume method. Proc R Soc Med (1971) 0.83
Pulmonary gas transfer 20 years after pneumonectomy for pulmonary tuberculosis. Thorax (1977) 0.79
Simultaneous MRI of lung structure and perfusion in a single breathhold. J Magn Reson Imaging (2013) 0.77
Lung mechanics in subjects showing increased residual volume without bronchial obstruction. Thorax (1980) 0.77
Ability of single-breath nitrogen closing volume to detect early airway obstruction. Thorax (1975) 0.77
Clinical Roles of Lung Volumes Detected by Body Plethysmography and Helium Dilution in Asthmatic Patients: A Correlation and Diagnosis Analysis. Sci Rep (2017) 0.75
Should the Functional Residual Capacity be Ignored? J Clin Diagn Res (2013) 0.75
IMPROVED TECHNIQUE FOR ESTIMATING PLEURAL PRESSURE FROM ESOPHAGEAL BALLOONS. J Appl Physiol (1964) 6.50
Lung function studies; uneven pulmonary ventilation in normal subjects and in patients with pulmonary disease. J Appl Physiol (1949) 5.75
Distribution of blood flow and ventilation-perfusion ratio in the lung, measured with radioactive carbon dioxide. J Appl Physiol (1960) 5.40
Regional pulmonary function studied with xenon 133. J Clin Invest (1962) 4.34
Regional distribution of inspired gas in the lung. J Appl Physiol (1966) 3.65
Lung ventilation patterns determined by analysis of nitrogen elimination rates; use of mass spectrometer as a continuous gas analyzer. J Clin Invest (1950) 3.47
Pulmonary function studies in healthy men and women 50 years and older. J Appl Physiol (1952) 2.26
FACTORS AFFECTING REGIONAL DISTRIBUTION OF VENTILATION AND PERFUSION IN THE LUNG. J Appl Physiol (1964) 2.25
A-a difference in O2 tension and physiological dead space in normal man. J Appl Physiol (1963) 2.12
Regional distribution of pulmonary ventilation and perfusion in obesity. J Clin Invest (1967) 1.68
Distribution of pulmonary perfusion in erect man. J Appl Physiol (1966) 1.57
The alveolar-arterial oxygen difference: its size and components in normal man. Acta Physiol Scand (1966) 1.57
Intrapulmonary distribution of inspired gas. Physiol Rev (1952) 1.54
TOPOGRAPHY OF ESOPHAGEAL PRESSURE AS A FUNCTION OF POSTURE IN MAN. J Appl Physiol (1964) 1.49
Rigidity of tracheae and bronchi during muscular constriction. J Appl Physiol (1967) 1.29
Normal values for the single breath nitrogen elimination test in different age groups. Scand J Clin Lab Invest (1960) 1.08
Elevation gradient of intrathoracic pressure. J Appl Physiol (1961) 1.04
Effect of gravity on the distribution of pulmonary ventilation. J Appl Physiol (1966) 1.01
Alveolar populations contributing to expired gas tension plateaus. J Appl Physiol (1966) 0.98
The effect of cryoprecipitate concentrate in patients with classical haemophilia. Lancet (1967) 0.94
Alveolar resistance to atelectasis. J Appl Physiol (1967) 0.90
Limiting factors of expiration in normal subjects. Acta Physiol Pharmacol Neerl (1955) 0.82
Diaphragm contraction as a limiting factor to maximum expiration. J Appl Physiol (1962) 0.81
The nitrogen clearance of the lungs. Scand J Clin Lab Invest (1955) 0.81
Standardization of the pulmonary nitrogen clearance test using older normal men. J Lab Clin Med (1959) 0.80
Site and nature of airway obstruction in chronic obstructive lung disease. N Engl J Med (1968) 7.13
Significance of the relationship between lung recoil and maximum expiratory flow. J Appl Physiol (1967) 5.87
Regional distribution of inspired gas in the lung. J Appl Physiol (1966) 3.65
Resistance of central and peripheral airways measured by a retrograde catheter. J Appl Physiol (1967) 3.53
Air pollution and hospital admissions in Southern Ontario: the acid summer haze effect. Environ Res (1987) 3.35
Contractile properties of the human diaphragm during chronic hyperinflation. N Engl J Med (1991) 3.33
Health effects of particulate air pollution: time for reassessment? Environ Health Perspect (1995) 3.29
The relations between structural changes in small airways and pulmonary-function tests. N Engl J Med (1978) 3.14
A simple method for assessing the validity of the esophageal balloon technique. Am Rev Respir Dis (1982) 3.10
Frequency dependence of compliance as a test for obstruction in the small airways. J Clin Invest (1969) 2.99
Site of airway obstruction in asthma as determined by measuring maximal expiratory flow breathing air and a helium-oxygen mixture. J Clin Invest (1972) 2.97
Relationship between air pollutant levels and hospital admissions in Southern Ontario. Can J Public Health (1983) 2.91
The respiratory muscles. N Engl J Med (1982) 2.63
A simple method to detect expiratory flow limitation during spontaneous breathing. Eur Respir J (1995) 2.58
Measurement of "closing volume" as a simple and sensitive test for early detection of small airway disease. Am J Med (1972) 2.55
Respiratory hospital admissions and summertime haze air pollution in Toronto, Ontario: consideration of the role of acid aerosols. Environ Res (1994) 2.47
Obstruction in small airways--a challenge to medicine. Am J Med (1972) 2.44
The fate of the chronic bronchitic: a report of the ten-year follow-up in the Canadian Department of Veteran's Affairs coordinated study of chronic bronchitis. The J. Burns Amberson Lecture of the American Thoracic Society. Am Rev Respir Dis (1973) 2.36
Detection of expiratory flow limitation in COPD using the forced oscillation technique. Eur Respir J (2004) 2.26
Regional distribution of ventilation and perfusion as a function of body position. J Appl Physiol (1966) 2.20
Dyspnoea at rest and at the end of different exercises in patients with near-fatal asthma. Eur Respir J (2004) 2.17
Effects of lung volume on maximal methacholine-induced bronchoconstriction in normal humans. J Appl Physiol (1985) (1987) 2.08
Diaphragmatic fatigue in man. J Appl Physiol Respir Environ Exerc Physiol (1977) 2.01
Age as a factor in the distribution of lower-airway conductance and in the pathologic anatomy of obstructive lung disease. N Engl J Med (1970) 2.00
Occlusion pressure as a measure of respiratory center output in conscious man. Respir Physiol (1975) 1.96
Nutritional status and mortality in chronic obstructive pulmonary disease. Am J Respir Crit Care Med (1996) 1.94
The Use of a Helium-Oxygen Mixture during Maximum Expiratory Flow to Demonstrate Obstruction in Small Airways in Smokers. J Clin Invest (1975) 1.93
Effects of age and body position on "airway closure" in man. J Appl Physiol (1970) 1.83
Prevalence of exercise induced bronchospasm in Kenyan school children: an urban-rural comparison. Thorax (1998) 1.83
Respiratory changes induced by the large glucose loads of total parenteral nutrition. JAMA (1980) 1.79
The effects of inspiratory muscle training on exercise performance in chronic airflow limitation. Am Rev Respir Dis (1981) 1.79
Three-dimensional reconstruction of the in vivo human diaphragm shape at different lung volumes. J Appl Physiol (1985) (1994) 1.75
Chest wall and lung volume estimation by optical reflectance motion analysis. J Appl Physiol (1985) (1996) 1.74
Gas exchange abnormalities in mild bronchitis and asymptomatic asthma. N Engl J Med (1970) 1.74
Detection of expiratory flow limitation during exercise in COPD patients. J Appl Physiol (1985) (1997) 1.74
The resistance of collateral channels in excised human lungs. J Clin Invest (1969) 1.71
Regional lung function in patients with chronic bronchitis. Clin Sci (1968) 1.69
Regional distribution of pulmonary ventilation and perfusion in obesity. J Clin Invest (1967) 1.68
Effect of negative pressure ventilation in severe chronic obstructive pulmonary disease. Lancet (1992) 1.67
Aminophylline improves diaphragmatic contractility. N Engl J Med (1981) 1.66
Fatigue of inspiratory muscles and their synergic behavior. J Appl Physiol Respir Environ Exerc Physiol (1979) 1.63
Deposition and retention models for internal dosimetry of the human respiratory tract. Task group on lung dynamics. Health Phys (1966) 1.61
The use and misuse of Penh in animal models of lung disease. Am J Respir Cell Mol Biol (2004) 1.60
Distribution of pulmonary perfusion in erect man. J Appl Physiol (1966) 1.57
Effects of respiratory apparatus on breathing pattern. J Appl Physiol Respir Environ Exerc Physiol (1980) 1.55
Breathing pattern and kinematics in normal subjects during speech, singing and loud whispering. Acta Physiol (Oxf) (2006) 1.55
Air pollution: time for more clean air legislation? BMJ (1996) 1.54
Inspiratory muscle training compared with physiotherapy in patients with chronic airflow limitation. Am Rev Respir Dis (1981) 1.53
Exercise limitation in obstructive lung disease. Chest (1998) 1.49
Relationship between chronic dyspnea and expiratory flow limitation in patients with chronic obstructive pulmonary disease. Am J Respir Crit Care Med (1996) 1.48
Flow-volume curves during quiet breathing, maximum voluntary ventilation, and forced vital capacities in patients with obstructive lung disease. Scand J Respir Dis (1967) 1.47
Collateral ventilation. N Engl J Med (1978) 1.45
Effect of PEEP on work of breathing in mechanically ventilated COPD patients. Intensive Care Med (2000) 1.44
Heart and lung functions in swimmers and nonathletes during growth. J Appl Physiol (1972) 1.44
Closing volume in asymptomatic asthma. Am Rev Respir Dis (1973) 1.43
Analysis of the behavior of the respiratory system with constant inspiratory flow. J Appl Physiol (1985) (1985) 1.43
Factors influencing pulmonary resistance. J Appl Physiol (1970) 1.41
Airway obstruction and collateral ventilation. Physiol Rev (1971) 1.39
Effects of the administration of O2 on ventilation and blood gases in patients with chronic obstructive pulmonary disease during acute respiratory failure. Am Rev Respir Dis (1980) 1.39
Respiratory response to CO2 in patients with chronic obstructive pulmonary disease in acute respiratory failure. Eur Respir J (1993) 1.38
The mechanism of increase in total lung capacity during acute asthma. Am J Med (1976) 1.38
Breath sounds and distribution of pulmonary ventilation. Am Rev Respir Dis (1970) 1.37
The stability of peripheral airways. Respir Physiol (1970) 1.37
Asbestos: the turbulent interface between science and policy. CMAJ (1991) 1.36
Short-term effects of ozone on the lung. J Appl Physiol (1972) 1.33
Continuous positive airway pressure reduces work of breathing and dyspnea during weaning from mechanical ventilation in severe chronic obstructive pulmonary disease. Am Rev Respir Dis (1990) 1.32
Measurement of intrabronchial pressure in man. J Appl Physiol (1965) 1.32
Electromyogram pattern of diaphragmatic fatigue. J Appl Physiol Respir Environ Exerc Physiol (1979) 1.32
Lung mechanics in sitting and horizontal body positions. Chest (1983) 1.30
Lung mechanics in individuals with spinal cord injury: effects of injury level and posture. J Appl Physiol (1985) (2001) 1.30
Human respiratory muscle actions and control during exercise. J Appl Physiol (1985) (1997) 1.28
Intracellular pressure is a motive force for cell motion in Amoeba proteus. Cell Motil Cytoskeleton (1996) 1.28
The effect of training on strength and endurance of the diaphragm in quadriplegia. Am J Med (1980) 1.28
Ventilatory muscle function during exercise in air and oxygen in patients with chronic air-flow limitation. Am Rev Respir Dis (1985) 1.28
Mechanism of action of ozone on the human lung. J Appl Physiol (1985) (1989) 1.28
Vibration white finger disease among tree fellers in British columbia. J Occup Med (1983) 1.27
Clinical manifestations of inspiratory muscle fatigue. Am J Med (1982) 1.26
Problems in studies of human exposure to air pollutants. Can Med Assoc J (1970) 1.24
Pulmonary function in man after short-term exposure to ozone. Arch Environ Health (1973) 1.24
Experimental papain-induced emphysema in dogs. Am Rev Respir Dis (1970) 1.23
Regional lung function in patients with hepatic cirrhosis. J Clin Invest (1971) 1.23
Breath sounds and regional ventilation. Am Rev Respir Dis (1977) 1.23
Historical review: the carbon monoxide diffusing capacity (DLCO) and its membrane (DM) and red cell (Theta.Vc) components. Respir Physiol Neurobiol (2003) 1.20
Chronic obstructive disease of small airways. Ann Intern Med (1971) 1.19
Asbestos: promotion or prohibition? CMAJ (1987) 1.19
Respiratory mechanics in anesthetized paralyzed humans: effects of flow, volume, and time. J Appl Physiol (1985) (1989) 1.18
Drive and timing components of ventilation. Chest (1976) 1.18
Work of breathing in patients with chronic obstructive pulmonary disease in acute respiratory failure. Am Rev Respir Dis (1985) 1.17
Volume-pressure curve of the respiratory system predicts effects of PEEP in ARDS: "occlusion" versus "constant flow" technique. Am J Respir Crit Care Med (1994) 1.16
Central respiratory drive in acute respiratory failure of patients with chronic obstructive pulmonary disease. Am Rev Respir Dis (1980) 1.16
Measurement of the distensibility of the parabronchi in duck lungs. Respir Physiol (1979) 1.15
Measurement of sublobar lung volume and collateral flow resistance in dogs. J Appl Physiol (1973) 1.15
Control of breathing in patients with chronic obstructive lung disease. Clin Sci Mol Med (1978) 1.15
Bulk elastic properties of excised lungs and the effect of a transpulmonary pressure gradient. Respir Physiol (1973) 1.15
Measurement of pleural pressure with esophageal balloon in anesthetized humans. Anesthesiology (1983) 1.14
Early effects of asbestos exposure on lung function. Am Rev Respir Dis (1971) 1.13
Effect of salbutamol on dynamic hyperinflation in chronic obstructive pulmonary disease patients. Eur Respir J (1998) 1.13