us-abfm MCQ (SBA): COPD Non-pharmacologic Therapy

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EasyRespiratory MedicineCOPD Non-pharmacologic Therapyus-abfmus-abimus-usmle-step-2

A 70-year-old man with COPD and repeated exacerbations despite triple therapy is a former smoker. Eosinophils 260/µL. Which non-pharmacologic therapy reduces mortality?

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us-abfm MCQ: COPD Non-pharmacologic Therapy — Answer & Explanation | i