2. Chronic Obstructive Pulmonary Disease

Until recently, the term “chronic obstructive pulmonary disease” (COPD) was used to describe two conditions—emphysema and chronic bronchitis—that make it difficult to breathe in and out. In 2017, the Global Initiative on Obstructive Lung Disease (GOLD) updated its census report on the diagnosis, prevention, and management of COPD to reflect new literature and thinking. This […]


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