Update on Clinical Aspects of Chronic Obstructive Pulmonary Disease

Chronic obstructive pulmonary disease (COPD) is the third leading cause of death worldwide; COPD led to 3.2 million deaths in 2017, a toll expected to reach 4.4 million yearly by 2040. With a worldwide prevalence of 10.1%, COPD afflicts many people in low-income, middle-income, and wealthy…

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