Psychometric properties of The Hospital Anxiety and Depression Scale and The General Health Questionnaire-20 in COPD inpatients
2013 ◽
Vol 28
(2)
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pp. 413-420
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2013 ◽
Vol 67
(7)
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pp. 558-563
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1990 ◽
Vol 157
(6)
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pp. 860-864
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2007 ◽
Vol 116
(10)
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pp. 717-722
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