Respiratory Medicine · 2006 · 484 citations · 29 references
Social SciencesPsychiatryPsychologyClinical PsychologyAnxiety DisordersAnxiety SymptomsChronic Obstructive Pulmonary DiseaseComorbidityDepressive DisordersObstructive Lung DiseaseAnxiety In Chronic IllnessCopd Symptom ManagementDepression In Chronic IllnessDisease Severity IndexDyspnea-related Anxiety
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Manual for the State-Trait Anxiety Inventory
Charles D. Spielberger, Richard L. Gorsuch, Robert E. Lushene · 1970 · 25.4K citations
A Self-Rating Depression Scale
William W.K. Zung · Archives of General Psychiatry · 1965 · 9.7K citations · Full text
Standards for the Diagnosis and Care of Patients with Chronic Obstructive Pulmonary Disease
Bartolomé R. Celli, Gordon L. Snider, John E. Heffner et al. · 1995 · 3.5K citations
Medicine, Surgery, Exercise Testing +16
The St George's Respiratory Questionnaire
Paul Jones, Frances Quirk, Chloë M. Baveystock · Respiratory Medicine · 1991 · 2.7K citations · Full text