how cigarette smoking causes lung cancer and treatment How does smoking cause cancer?
How does smoking cause cancer? Cancer Research UK Smoking and cancer Fresh Cigarette causes lung cancer The harmful chemicals in smoking directly damage lung cells, causing DNA mutations that increase cancer risk. Over time, these damaged cells grow abnormally, leading to tumor formation in the lungs. Quitting smoking Smoking causes lung cancer Mauritius Lung Cancer Risk Factors and Prevention PET Imaging
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