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"I can only walk a short distance before [running] out of oxygen." Although directing remotely may be an option in the future, Lynch said, "I wouldn't like that so much." Emphysema is a type of chronic obstructive pulmonary disease, or COPD, which is "a group of lung diseases that make it hard to breathe and get worse over time," according to information on MedlinePlus -- an online information service produced by the National Library of Medicine -- from the National Heart, Lung, and Blood Institute

Overview of electronic nicotine delivery systems: A systematic review

Spittal, M

Sex differences of BEN existed in both controls and smokers

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