us-abem MCQ (SBA): COPD Exacerbation-Oxygen

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ModerateRespiratory MedicineCOPD Exacerbation-Oxygenus-abemus-abfmus-usmle-step-2

A 64-year-old with severe COPD exacerbation asks about oxygen targets. Which is appropriate?

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us-abem MCQ: COPD Exacerbation-Oxygen — Answer & Explanation | iatroX