Published in PLoS One on August 14, 2013
Diagnosis and pharmacotherapy of stable chronic obstructive pulmonary disease: the finnish guidelines. Basic Clin Pharmacol Toxicol (2015) 0.97
Implementing clinical guidelines for chronic obstructive pulmonary disease: barriers and solutions. J Thorac Dis (2014) 0.91
Role of combined indacaterol and glycopyrronium bromide (QVA149) for the treatment of COPD in Japan. Int J Chron Obstruct Pulmon Dis (2015) 0.82
Comparison of clinical efficacy and safety between indacaterol and tiotropium in COPD: meta-analysis of randomized controlled trials. PLoS One (2015) 0.75
Effect of Indacaterol on Cough and Phlegm in Chronic Obstructive Pulmonary Disease Patients: A Meta-Analysis of Five Randomized Controlled Trials. J Korean Med Sci (2015) 0.75
Measuring inconsistency in meta-analyses. BMJ (2003) 128.20
The Cochrane Collaboration's tool for assessing risk of bias in randomised trials. BMJ (2011) 29.14
Global strategy for the diagnosis, management, and prevention of chronic obstructive pulmonary disease: GOLD executive summary. Am J Respir Crit Care Med (2012) 22.96
Empirical evidence of bias in treatment effect estimates in controlled trials with different interventions and outcomes: meta-epidemiological study. BMJ (2008) 11.08
Global burden of COPD: risk factors, prevalence, and future trends. Lancet (2007) 9.50
Tiotropium versus salmeterol for the prevention of exacerbations of COPD. N Engl J Med (2011) 7.92
Industry sponsorship and research outcome. Cochrane Database Syst Rev (2012) 7.44
Recommendations for examining and interpreting funnel plot asymmetry in meta-analyses of randomised controlled trials. BMJ (2011) 6.80
Outcomes for COPD pharmacological trials: from lung function to biomarkers. Eur Respir J (2008) 5.38
Burden of disease--implications for future research. JAMA (2001) 4.75
Long-term natural history of chronic obstructive pulmonary disease: severe exacerbations and mortality. Thorax (2012) 4.06
St. George's Respiratory Questionnaire: MCID. COPD (2005) 3.99
Optimal search strategies for retrieving scientifically strong studies of diagnosis from Medline: analytical survey. BMJ (2004) 3.95
Adherence to inhaled therapy, mortality and hospital admission in COPD. Thorax (2009) 3.54
Efficacy and safety of once-daily QVA149 compared with twice-daily salmeterol-fluticasone in patients with chronic obstructive pulmonary disease (ILLUMINATE): a randomised, double-blind, parallel group study. Lancet Respir Med (2012) 3.51
Patient adherence in COPD. Thorax (2008) 2.85
Efficacy of a new once-daily long-acting inhaled beta2-agonist indacaterol versus twice-daily formoterol in COPD. Thorax (2010) 2.79
Once-daily bronchodilators for chronic obstructive pulmonary disease: indacaterol versus tiotropium. Am J Respir Crit Care Med (2010) 2.56
Pulmonary rehabilitation and the BODE index in COPD. Eur Respir J (2005) 2.23
Once-daily indacaterol versus twice-daily salmeterol for COPD: a placebo-controlled comparison. Eur Respir J (2010) 2.01
Inhaled tiotropium for stable chronic obstructive pulmonary disease. Cochrane Database Syst Rev (2005) 2.00
Comparison of indacaterol with tiotropium or twice-daily long-acting β -agonists for stable COPD: a systematic review. Chest (2012) 1.92
Minimal important difference of the transition dyspnoea index in a multinational clinical trial. Eur Respir J (2003) 1.84
Developing optimal search strategies for detecting clinically sound treatment studies in EMBASE. J Med Libr Assoc (2006) 1.81
Blinded 12-week comparison of once-daily indacaterol and tiotropium in COPD. Eur Respir J (2011) 1.66
Efficacy and safety of indacaterol 150 microg once-daily in COPD: a double-blind, randomised, 12-week study. BMC Pulm Med (2010) 1.64
Effect of reporting bias on meta-analyses of drug trials: reanalysis of meta-analyses. BMJ (2012) 1.58
Long-term safety and efficacy of indacaterol, a long-acting β₂-agonist, in subjects with COPD: a randomized, placebo-controlled study. Chest (2011) 1.46
Indacaterol once-daily provides superior efficacy to salmeterol twice-daily in COPD: a 12-week study. Respir Med (2011) 1.31
Out of sight but not out of mind: how to search for unpublished clinical trial evidence. BMJ (2012) 1.28
The future of chronic obstructive pulmonary disease treatment--difficulties of and barriers to drug development. Lancet (2011) 1.19
Safety of indacaterol in the treatment of patients with COPD. Int J Chron Obstruct Pulmon Dis (2011) 1.19
Efficacy and safety of indacaterol 150 and 300 µg in chronic obstructive pulmonary disease patients from six Asian areas including Japan: a 12-week, placebo-controlled study. Respirology (2012) 1.14
The risks and benefits of indacaterol--the FDA's review. N Engl J Med (2011) 1.06
Long-acting beta(2)-agonist in addition to tiotropium versus either tiotropium or long-acting beta(2)-agonist alone for chronic obstructive pulmonary disease. Cochrane Database Syst Rev (2012) 1.04
Efficacy of once-daily indacaterol 75 μg relative to alternative bronchodilators in COPD: a study level and a patient level network meta-analysis. BMC Pulm Med (2012) 1.04
Efficacy and tolerability of indacaterol 75 μg once daily in patients aged ≥40 years with chronic obstructive pulmonary disease: results from 2 double-blind, placebo-controlled 12-week studies. Clin Ther (2011) 0.95
Bronchodilator efficacy and safety of indacaterol 150 μg once daily in patients with COPD: an analysis of pooled data. Int J Chron Obstruct Pulmon Dis (2011) 0.87
The economic burden of chronic obstructive pulmonary disease in the elderly: results from a systematic review of the literature. Curr Opin Pulm Med (2011) 0.87
Profiling the effects of indacaterol on dyspnoea and health status in patients with COPD. Respir Med (2011) 0.86
Comparison of tiotropium plus formoterol to tiotropium alone in stable chronic obstructive pulmonary disease: a meta-analysis. Respirology (2011) 0.85
Efficacy of indacaterol 75 μg versus fixed-dose combinations of formoterol-budesonide or salmeterol-fluticasone for COPD: a network meta-analysis. Int J Chron Obstruct Pulmon Dis (2012) 0.81
An update on the use of indacaterol in patients with COPD. Ther Adv Respir Dis (2010) 0.78
Viral loads and duration of viral shedding in adult patients hospitalized with influenza. J Infect Dis (2009) 5.23
TGF-β/Smad3 signaling promotes renal fibrosis by inhibiting miR-29. J Am Soc Nephrol (2011) 2.78
Patients' experiences in different models of community health centers in southern China. Ann Fam Med (2013) 2.41
Noninvasive detection of cancer-associated genome-wide hypomethylation and copy number aberrations by plasma DNA bisulfite sequencing. Proc Natl Acad Sci U S A (2013) 2.05
Human metapneumovirus detection in patients with severe acute respiratory syndrome. Emerg Infect Dis (2003) 1.81
Temporal relationship between air pollutants and hospital admissions for chronic obstructive pulmonary disease in Hong Kong. Thorax (2007) 1.59
Complications and outcomes of pandemic 2009 Influenza A (H1N1) virus infection in hospitalized adults: how do they differ from those in seasonal influenza? J Infect Dis (2011) 1.55
Hypertension prevalence, awareness, treatment, control, and associated factors in adults in southern China. Am J Hypertens (2012) 1.53
Viral clearance and inflammatory response patterns in adults hospitalized for pandemic 2009 influenza A(H1N1) virus pneumonia. Antivir Ther (2011) 1.45
Laboratory diagnosis of SARS. Emerg Infect Dis (2004) 1.41
Cytokine response patterns in severe pandemic 2009 H1N1 and seasonal influenza among hospitalized adults. PLoS One (2011) 1.35
Validation of Embletta portable diagnostic system for identifying patients with suspected obstructive sleep apnoea syndrome (OSAS). Respirology (2010) 1.31
Possible role of aerosol transmission in a hospital outbreak of influenza. Clin Infect Dis (2010) 1.31
Factors associated with early hospital discharge of adult influenza patients. Antivir Ther (2007) 1.31
The Patient Health Questionnaire-9 for measuring depressive symptoms among the general population in Hong Kong. Compr Psychiatry (2010) 1.29
Role of 'atypical pathogens' among adult hospitalized patients with community-acquired pneumonia. Respirology (2009) 1.27
Thin-section CT in patients with severe acute respiratory syndrome following hospital discharge: preliminary experience. Radiology (2003) 1.26
Severe acute respiratory syndrome: radiographic appearances and pattern of progression in 138 patients. Radiology (2003) 1.20
Influenza B lineage circulation and hospitalization rates in a subtropical city, Hong Kong, 2000-2010. Clin Infect Dis (2012) 1.20
Views on traditional Chinese medicine amongst Chinese population: a systematic review of qualitative and quantitative studies. Health Expect (2012) 1.17
Air pollution and chronic obstructive pulmonary disease. Respirology (2012) 1.16
Severe obstructive sleep apnea is associated with left ventricular diastolic dysfunction. Chest (2002) 1.13
Association between sleep behavior and sleep-related factors among university students in Hong Kong. Chronobiol Int (2008) 1.07
Thin-section CT of severe acute respiratory syndrome: evaluation of 73 patients exposed to or with the disease. Radiology (2003) 1.07
Early results of endoscopic lung volume reduction for emphysema. J Thorac Cardiovasc Surg (2004) 1.06
Co-infection with pandemic H1N1 and seasonal H3N2 influenza viruses. Ann Intern Med (2010) 1.04
Viral etiology of acute exacerbations of COPD in Hong Kong. Chest (2007) 1.00
Integrating traditional chinese medicine services in community health centers: insights into utilization patterns in the pearl river region of china. Evid Based Complement Alternat Med (2013) 0.99
Tai chi Qigong improves lung functions and activity tolerance in COPD clients: a single blind, randomized controlled trial. Complement Ther Med (2011) 0.99
A 1-year prospective study of the infectious etiology in patients hospitalized with acute exacerbations of COPD. Chest (2007) 0.98
Asthma Control Test correlates well with the treatment decisions made by asthma specialists. Respirology (2009) 0.97
Evaluation of the asthma control test: a reliable determinant of disease stability and a predictor of future exacerbations. Respirology (2012) 0.97
Organizational determinants of interprofessional collaboration in integrative health care: systematic review of qualitative studies. PLoS One (2012) 0.96
The sustaining effects of Tai chi Qigong on physiological health for COPD patients: a randomized controlled trial. Complement Ther Med (2013) 0.96
Anti-severe acute respiratory syndrome coronavirus immune responses: the role played by V gamma 9V delta 2 T cells. J Infect Dis (2006) 0.95
Factors associated with difference in prevalence of asthma in children from three cities in China: multicentre epidemiological survey. BMJ (2004) 0.95
Effect of dust storm events on daily emergency admissions for respiratory diseases. Respirology (2012) 0.94
Acute encephalopathy associated with influenza A infection in adults. Emerg Infect Dis (2010) 0.94
Measurement of tumor necrosis factor-alpha, leukotriene B4, and interleukin 8 in the exhaled breath condensate in patients with acute exacerbations of chronic obstructive pulmonary disease. Int J Chron Obstruct Pulmon Dis (2009) 0.93
Effectiveness of a Tai chi Qigong program in promoting health-related quality of life and perceived social support in chronic obstructive pulmonary disease clients. Qual Life Res (2010) 0.93
Drugs for preventing cardiovascular disease in China. BMJ (2005) 0.92
Association of sleep hygiene-related factors and sleep quality among university students in Hong Kong. Hong Kong Med J (2010) 0.92
Effect of early pulmonary rehabilitation on health care utilization and health status in patients hospitalized with acute exacerbations of COPD. Respirology (2011) 0.92
Expression and functional analysis of toll-like receptors of peripheral blood cells in asthmatic patients: implication for immunopathological mechanism in asthma. J Clin Immunol (2008) 0.91
Development and comparison of molecular assays for the rapid detection of the pandemic influenza A (H1N1) 2009 virus. J Med Virol (2010) 0.91
Value of serum procalcitonin, neopterin, and C-reactive protein in differentiating bacterial from viral etiologies in patients presenting with lower respiratory tract infections. Diagn Microbiol Infect Dis (2007) 0.91
Developing policy for integrating biomedicine and traditional chinese medical practice using focus groups and the delphi technique. Evid Based Complement Alternat Med (2012) 0.90
Roflumilast in Asian patients with COPD: A randomized placebo-controlled trial. Respirology (2011) 0.90
Complementary and alternative medicine education for medical profession: systematic review. Evid Based Complement Alternat Med (2012) 0.89
Effect of 4 weeks of Acu-TENS on functional capacity and beta-endorphin level in subjects with chronic obstructive pulmonary disease: a randomized controlled trial. Respir Physiol Neurobiol (2010) 0.89
A longitudinal study of serial BODE indices in predicting mortality and readmissions for COPD. Respir Med (2010) 0.89
Are exhaled breath condensates useful in monitoring asthma? Curr Allergy Asthma Rep (2007) 0.89
Exhaled breath condensate levels of 8-isoprostane, growth related oncogene alpha and monocyte chemoattractant protein-1 in patients with chronic obstructive pulmonary disease. Respir Med (2005) 0.88
Drug adherence and the incidence of coronary heart disease- and stroke-specific mortality among 218,047 patients newly prescribed an antihypertensive medication: a five-year cohort study. Int J Cardiol (2012) 0.86
Toremifene versus tamoxifen for advanced breast cancer. Cochrane Database Syst Rev (2012) 0.86
Airflow and droplet spreading around oxygen masks: a simulation model for infection control research. Am J Infect Control (2007) 0.85
Steroid-induced osteonecrosis in severe acute respiratory syndrome: a retrospective analysis of biochemical markers of bone metabolism and corticosteroid therapy. Pathology (2006) 0.85
Aberrant expression of CC and CXC chemokines and their receptors in patients with asthma. J Clin Immunol (2006) 0.84
Role of human Toll-like receptors in naturally occurring influenza A infections. Influenza Other Respir Viruses (2013) 0.84
Outdoor air pollution: impact on chronic obstructive pulmonary disease patients. Curr Opin Pulm Med (2009) 0.83
Add-on effect of chinese herbal medicine on mortality in myocardial infarction: systematic review and meta-analysis of randomized controlled trials. Evid Based Complement Alternat Med (2013) 0.83
Citation classics: Top 50 cited articles in 'respiratory system'. Respirology (2013) 0.83
Severe acute respiratory syndrome. Chest (2003) 0.83
Prevalence of allergic rhinitis and its associated morbidity in adults with asthma: a multicentre study. Hong Kong Med J (2010) 0.83
Absence of association between angiotensin converting enzyme polymorphism and development of adult respiratory distress syndrome in patients with severe acute respiratory syndrome: a case control study. BMC Infect Dis (2005) 0.83
A Randomized Controlled Study to Examine the Effect of a Lifestyle Modification Program in OSA. Chest (2015) 0.83
12-year change in prevalence of respiratory symptoms in elderly Chinese living in Hong Kong. Respir Med (2006) 0.82
Determinants of, and reference equation for, exhaled nitric oxide in the Chinese population. Eur Respir J (2012) 0.82
The impact of cutting alcohol duties on drinking patterns in Hong Kong. Alcohol Alcohol (2013) 0.82
An adjunct intervention for management of acute exacerbation of chronic obstructive pulmonary disease (AECOPD). J Altern Complement Med (2012) 0.82
Hospitalization Incidence, Mortality, and Seasonality of Common Respiratory Viruses Over a Period of 15 Years in a Developed Subtropical City. Medicine (Baltimore) (2015) 0.82
Depressive disorders in older patients with chronic obstructive pulmonary disease (COPD) in Hong Kong: a controlled study. Aging Ment Health (2013) 0.81
A one-year prospective study of infectious etiology in patients hospitalized with acute exacerbations of COPD and concomitant pneumonia. Respir Med (2008) 0.81
Psychometric evaluation of the Chinese version of the Subjective Happiness Scale: evidence from the Hong Kong FAMILY Cohort. Int J Behav Med (2014) 0.81
Quality of life in older patients with chronic obstructive pulmonary disease (COPD) in Hong Kong: a case-control study. Perspect Psychiatr Care (2014) 0.81
Role of atypical pathogens in nursing home-acquired pneumonia. J Am Med Dir Assoc (2012) 0.80
Differential diagnosis of pleural effusions by fuzzy-logic-based analysis of cytokines. Respir Med (2004) 0.80
Asthma and bronchodilator responsiveness are associated with polymorphic markers of ARG1, CRHR2 and chromosome 17q21. Pharmacogenet Genomics (2012) 0.80
ACE2 gene polymorphisms do not affect outcome of severe acute respiratory syndrome. Clin Chem (2004) 0.80
Long-term outcome of acute respiratory distress syndrome caused by severe acute respiratory syndrome (SARS): an observational study. Crit Care Resusc (2006) 0.80
Latent transforming growth factor-β1 protects against bleomycin-induced lung injury in mice. Am J Respir Cell Mol Biol (2014) 0.79
Chest radiograph scores as potential prognostic indicators in severe acute respiratory syndrome (SARS). AJR Am J Roentgenol (2005) 0.79
Medication adherence to first-line antihypertensive drug class in a large Chinese population. Int J Cardiol (2012) 0.79
Effect of Acu-TENS on post-exercise expiratory lung volume in subjects with asthma-A randomized controlled trial. Respir Physiol Neurobiol (2009) 0.79
A community model of group therapy for the older patients with chronic obstructive pulmonary disease: a pilot study. J Eval Clin Pract (2006) 0.79
Increased expression of plasma and CD4+ T lymphocyte costimulatory molecule CD26 in adult patients with allergic asthma. J Clin Immunol (2007) 0.78
Mesenteric fat thickness is associated with increased risk of obstructive sleep apnoea. Respirology (2014) 0.78
Mask ventilation and dispersion of exhaled air. Am J Respir Crit Care Med (2013) 0.78
Dexamethasone in community-acquired pneumonia. Lancet (2011) 0.78
Risk factors for drug-resistant bacterial pneumonia in older patients hospitalized with pneumonia in a Chinese population. QJM (2013) 0.78
SARS: clinical presentation, transmission, pathogenesis and treatment options. Clin Sci (Lond) (2006) 0.78
Antihypertensive prescriptions over a 10-year period in a large Chinese population. Am J Hypertens (2013) 0.78
Citation classics in nursing journals: the top 50 most frequently cited articles from 1956 to 2011. Nurs Res (2013) 0.77
Chinese Herbal Medicine and Salmeterol and Fluticasone Propionate for Chronic Obstructive Pulmonary Disease: Systematic Review and Network Meta-Analysis. Medicine (Baltimore) (2016) 0.77
Severe acute respiratory syndrome: thin-section computed tomography features, temporal changes, and clinicoradiologic correlation during the convalescent period. J Comput Assist Tomogr (2004) 0.77
Sputum bacteriology in patients with acute exacerbations of COPD in Hong Kong. Respir Med (2005) 0.77