how does tobacco cause emphysema The role of cigarette smoke-induced pulmonary vascular endothelial cell apoptosis in COPD | Respiratory Research Emphysema Symptoms, Causes & Treatment
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Cultivated tobacco are fertile tetraploids (4n)
32 It also may result from a mix of early social and biological risk factors, including lack of a stable home or family, exposure to physical or sexual abuse, genes, or mental illness
