Respiratory Medicine · 2013 · 29 citations · 38 references
MedicineClinical SciencesRehabilitation MedicinePulmonary RehabilitationPulmonologyRehabilitationBreathing ExercisesChronic Obstructive Pulmonary DiseaseChronic Obstructive Pulmonary Disease RehabilitationFatigueObstructive Lung DiseaseRespiratory RehabilitationCopd Symptom ManagementDyspnea-associated FatigueFatigue BurdenFatigue MeasurementPulmonary Rehabilitation For Dyspnea
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The Hospital Anxiety and Depression Scale
A. S. Zigmond, R. P. Snaith · Acta Psychiatrica Scandinavica · 1983 · 46.6K citations
Psychophysical bases of perceived exertion
Gunnar Borg · Medicine & Science in Sports & Exercise · 1982 · 16.4K citations
Martin R. Miller, J. Hankinson, Vito Brusasco et al. · European Respiratory Journal · 2005 · 15.7K citations · Full text