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Completion Time: This training can take 3-4 hours to complete, so we recommend completing the course in multiple sessions
Interrelated role of cigarette smoking, oxidative stress, and immune response in COPD and corresponding treatments
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Over a nearly four-year follow-up, exclusive e-cigarette use was significantly associated with a more than doubled risk of COPD, even after adjusting for other potential risk factors such as age, sex, race, ethnicity, and body mass index, which is a ratio of height and weight
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